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BLOG · ACQUISITION INSIGHTS

Selling more starts with understanding the lead.

Guides, comparisons and analysis on buying leads, B2B and B2C acquisition, scoring, data and artificial intelligence. No fluff, no empty promises: just what really moves the pipeline.

100 articles7 categoriesUpdated weekly
// COMPARISON · 2026Featured
Comparisons

Where to buy B2B leads in Spain in 2026: full comparison

We compare the four leading qualified-lead platforms in Spain — CompraLeads, LeadMafia, LeadsB2B and LeadStore — on data quality, scoring, delivery and buying model.

Jun 5, 202613 min
Read comparison
Comparisons10 min

LeadStore vs CompraLeads: which lead platform to choose?

Two qualified-lead marketplaces head to head: targeting, intent scoring, CRM delivery and flexibility.

May 28, 2026Read
Comparisons9 min

LeadMafia vs LeadsB2B: an honest comparison

We pit two lead providers against each other: volume, intent, exclusivity and verticals covered.

May 21, 2026Read
Comparisons11 min

The 4 best platforms to buy qualified leads

A reasoned ranking of CompraLeads, LeadMafia, LeadsB2B and LeadStore with objective quality and delivery criteria.

May 14, 2026Read
Comparisons10 min

Lead-buying models compared: volume, intent and close

Not all leads are equal. We compare the three buying models and which providers do them best.

May 7, 2026Read
Comparisons8 min

CompraLeads, LeadMafia, LeadsB2B and LeadStore: comparison table

A clear, criterion-by-criterion table to compare the four lead platforms at a glance.

Apr 30, 2026Read
Comparisons9 min

Best B2B and B2C lead marketplace in 2026

What defines a good lead marketplace and why the marketplace model beats the closed database.

Apr 23, 2026Read
Comparisons11 min

How to choose a lead provider: analysis of the top platforms

A 12-criteria checklist to choose your lead provider well, applied to the market-leading platforms.

Apr 16, 2026Read
Data & AI11 min

What is Data as a Service and why Data Layer leads in Europe

The DaaS model explained for leadership, and why Data Layer is the European reference for managed data.

Apr 9, 2026Read
Data & AI10 min

From scattered data to decisions: how Data Layer works

Connect, encrypt, process and deliver: the Data Layer process to turn data into dashboards, APIs and AI.

Apr 2, 2026Read
Data & AI9 min

Data Layer: dashboards, AI and GDPR by design for leadership

Automated reporting, AI on real data and processing in Europe. Why leadership chooses Data Layer.

Mar 26, 2026Read
Data & AI10 min

What is data mining and how to apply it to sales

From raw data to the commercial decision: data-mining techniques and how Funneld puts them into production.

Mar 19, 2026Read
Data & AI9 min

Funneld: the data engine behind qualified leads

Proprietary platform, +40 providers and AI scoring. How Funneld turns signals into opportunities.

Mar 12, 2026Read
Data & AI12 min

Lead scoring with AI: how to build a model that prioritises

What predictive scoring is, how it is trained and how Funneld applies it to know who to call first.

Mar 5, 2026Read
Buying leads14 min

The definitive guide to buying leads in 2026

Everything you need to know before buying your first lead: types, quality, integration, metrics and mistakes.

Feb 26, 2026Read
Buying leads9 min

What determines the cost of a lead (and how to evaluate it)

Sector, intent, exclusivity, zone and volume. The factors that move cost per lead and how to judge it.

Feb 19, 2026Read
Buying leads9 min

B2B vs B2C leads: differences, uses and when to choose each

Cycles, decision-makers, deal size and channel change everything. How B2B and B2C leads are bought and worked.

Feb 12, 2026Read
Buying leads8 min

What is a qualified lead: MQL, SQL and why it matters

Lead, MQL, SQL and opportunity: the funnel vocabulary explained without jargon and with examples.

Feb 5, 2026Read
Buying leads10 min

How to calculate the CAC and ROI of buying leads

Clear formulas and a step-by-step example to know whether buying leads is profitable for you.

Jan 29, 2026Read
Buying leads8 min

Exclusive vs shared leads: which suits you

Pay for exclusivity or compete for the same contact. When each model is worth it.

Jan 22, 2026Read
Buying leads10 min

10 mistakes when buying leads and how to avoid them

From buying volume without a brief to not measuring conversion: the mistakes that ruin a lead purchase.

Jan 15, 2026Read
Buying leads9 min

How to verify lead quality before buying

Contact verification, ICP fit, freshness and traceability. Signs of a lead that actually converts.

Jan 8, 2026Read
Buying leads10 min

Buying leads vs generating them: what suits your business

Cost, speed, control and scalability. When buying leads accelerates and when generating your own is better.

Dec 18, 2025Read
Buying leads9 min

How to integrate bought leads into your CRM without friction

CSV, API or webhook. How leads land in HubSpot, Salesforce or Pipedrive and how to automate follow-up.

Dec 11, 2025Read
By sector9 min

Leads for clinics: how to capture qualified private patients

Patient acquisition by treatment, zone and urgency for private and aesthetic clinics.

Dec 4, 2025Read
By sector9 min

Leads for real estate: buyers, sellers and investors

How to get real estate contacts with budget, zone and real intent to transact.

Nov 27, 2025Read
By sector9 min

Leads for insurance: individuals and companies ready to buy

Acquisition for brokers and insurers by line, profile and moment of purchase.

Nov 20, 2025Read
By sector10 min

Leads for B2B SaaS: decision-makers aligned with your ICP

Accounts and decision-makers by sector, size and tech stack for SaaS sales teams.

Nov 13, 2025Read
By sector9 min

Leads for solar panels: self-consumption with real intent

Eligible home, budget and intent to install. How to capture solar leads that convert.

Nov 6, 2025Read
By sector8 min

Leads for renovations: demand by zone, work and budget

How to receive renovation requests with realistic budget and timeline for construction firms.

Oct 30, 2025Read
By sector9 min

Leads for education: students for courses and masters

Student acquisition by program, level and intent for EdTech and training centres.

Oct 23, 2025Read
By sector9 min

Leads for law firms: clients with a concrete legal need

Cases by specialty, urgency and zone for firms that want clients, not just visits.

Oct 16, 2025Read
By sector8 min

Leads for energy: provider switch, savings and renewables

B2B and B2C acquisition for retailers with switching or energy-saving intent.

Oct 9, 2025Read
By sector8 min

Leads for gyms and fitness: members by zone and intent

How to fill your floor with potential members segmented by zone, goal and moment.

Jun 3, 2026Read
By sector8 min

Leads for automotive: car buyers by model and zone

Acquisition for dealerships and used-car sales with purchase intent and financing.

May 30, 2026Read
By sector8 min

Leads for advisory and consulting: companies seeking solutions

Acquisition of companies with a concrete advisory or management need by size and sector.

May 23, 2026Read
Acquisition9 min

What lead scoring is and how to apply it step by step

Score your leads by fit and intent so sales works first what converts most.

May 16, 2026Read
Acquisition9 min

Intent data: how to detect purchase intent

Real-time interest signals to talk to whoever is in market now, not in six months.

May 9, 2026Read
Acquisition9 min

Data enrichment: what it is and what it is for

Complete your records with firmographic, contact and tech attributes to segment better.

Apr 27, 2026Read
Acquisition9 min

How to reduce CAC with qualified leads

Less time on contacts that do not fit = lower cost per customer. Levers to lower CAC.

Apr 20, 2026Read
Acquisition9 min

Outbound vs inbound: where bought leads fit

The two acquisition engines and how bought leads accelerate both without cannibalising them.

Apr 13, 2026Read
Acquisition10 min

How to build your ICP (ideal customer profile)

Without a clear ICP, every lead is noise. How to define your ideal customer with data, not intuition.

Apr 6, 2026Read
Acquisition8 min

Response speed: why the first 5 minutes decide the sale

Contacting in 5 minutes multiplies conversion. How to build a process that never lets a lead cool.

Mar 30, 2026Read
Acquisition8 min

The BANT method to qualify leads (with examples)

Budget, Authority, Need and Timing: the classic qualification framework, updated for 2026.

Mar 23, 2026Read
GDPR & quality10 min

Buying leads and GDPR: what the law says in Spain

Lawful basis, consent and the duty to inform. How to buy leads in a compliant way.

Mar 16, 2026Read
GDPR & quality9 min

Cold databases vs qualified leads: why to avoid the former

Buying a cold file seems cheap until you add bounce, legal risk and wasted hours.

Mar 9, 2026Read
GDPR & quality9 min

How to tell if a lead provider is trustworthy

Traceability, replacement policy, source transparency and compliance. The green and red flags.

Feb 23, 2026Read
Markets8 min

Buying leads in Madrid: a guide by sectors and zones

The Madrid market sector by sector and how to segment leads by district, deal size and intent.

Feb 16, 2026Read
Markets8 min

Buying leads in Barcelona: sectors, zones and demand

What the Barcelona lead market looks like and how to fine-tune targeting by zone and vertical.

Feb 9, 2026Read
Markets11 min

The lead-buying market in Spain in 2026

Trends, data, AI and regulation: how buying leads has evolved and where it is going.

Jan 26, 2026Read
Comparisons9 min

CompraLeads vs LeadsB2B: breadth versus B2B depth

Breadth of sectors versus precision on the B2B decision-maker. Which fits your sale.

Jun 6, 2026Read
Comparisons9 min

LeadStore vs LeadMafia: qualification versus volume

A marketplace with scoring versus a volume flow. Which suits your team.

Jun 4, 2026Read
Comparisons8 min

CompraLeads vs LeadMafia: two takes on volume

Two volume platforms head to head: breadth, tempo and process.

Jun 2, 2026Read
Comparisons9 min

LeadsB2B vs LeadStore: B2B depth versus marketplace

B2B depth versus the flexibility of a tiered marketplace.

May 31, 2026Read
Comparisons9 min

Alternatives to buying databases: what to do instead

Why a qualified-lead marketplace beats buying a database.

May 29, 2026Read
Buying leads9 min

How to buy leads for the first time: a starter guide

Your first lead purchase, step by step: brief, trial, measurement and scaling.

May 26, 2026Read
Buying leads8 min

How many times is a shared lead sold?

How shared leads work and how it affects your conversion.

May 24, 2026Read
Buying leads8 min

How many leads do I need per month? How to calculate it

Calculate your ideal lead volume from your sales goals.

May 19, 2026Read
Buying leads8 min

What is a lead in marketing: definition and types

The definition of a lead without jargon, with types by maturity.

May 12, 2026Read
Buying leads9 min

Lead nurturing: how to mature a lead to the sale

How to mature a lead with content and sequences until it is ready.

May 5, 2026Read
Buying leads9 min

The sales funnel explained: from lead to customer

The funnel stages and how bought leads fit into each.

Apr 28, 2026Read
Buying leads8 min

MQL vs SQL: differences and how to move from one to the other

The difference between MQL and SQL and how to manage the marketing-sales handoff.

Apr 21, 2026Read
Buying leads9 min

Lead conversion rate: what is good and how to improve it

What conversion rate is reasonable and how to improve it step by step.

Apr 14, 2026Read
Buying leads9 min

Lead follow-up: 9 best practices that close more

Cadence, channels and persistence: follow-up that closes.

Apr 7, 2026Read
Buying leads8 min

First-contact templates for bought leads

How to write the first message to a bought lead so it gets a reply.

Mar 31, 2026Read
By sector8 min

Leads for dentists and dental clinics

Dental patient acquisition by treatment, zone and urgency.

Mar 24, 2026Read
By sector8 min

Leads for physiotherapy and rehab

Physio patient acquisition by condition, zone and urgency.

Mar 17, 2026Read
By sector8 min

Leads for health insurance

Acquisition for health insurance by profile, cover and timing.

Mar 10, 2026Read
By sector9 min

Leads for mortgages and financing

Mortgage lead acquisition with profile and financing intent.

Mar 3, 2026Read
By sector8 min

Leads for alarms and security

Acquisition for alarms and security by zone and property type.

Feb 24, 2026Read
By sector8 min

Leads for telecom: fibre and mobile

Acquisition for carriers by service, profile and switching moment.

Feb 17, 2026Read
By sector8 min

Leads for ecommerce and online stores

B2B and B2C acquisition for the ecommerce ecosystem.

Feb 10, 2026Read
By sector8 min

Leads for marketing agencies

Client acquisition for agencies by size, sector and need.

Feb 3, 2026Read
By sector7 min

Leads for coworking spaces and offices

Acquisition for coworking and offices by zone and team size.

Jan 27, 2026Read
By sector9 min

Leads for HR software

B2B acquisition for HR SaaS by size and need.

Jan 20, 2026Read
By sector8 min

Leads for restaurants and hospitality

Acquisition for the HoReCa sector by zone, profile and service.

Jan 13, 2026Read
By sector8 min

Leads for travel and tourism

Acquisition for the travel sector by destination, profile and timing.

Jan 6, 2026Read
Acquisition9 min

What is a CRM and why you need it to sell

The CRM explained: what it is, what it does and why you need it.

Dec 16, 2025Read
Acquisition9 min

Marketing automation: what it is and where to start

What to automate in marketing and how it speeds up lead work.

Dec 9, 2025Read
Acquisition8 min

Lead nurturing with email: sequences that convert

How to build email sequences that mature and convert leads.

Dec 2, 2025Read
Acquisition9 min

Cold calling: best practices for calling leads

How to call bought leads without sounding like telemarketing.

Nov 25, 2025Read
Acquisition9 min

LinkedIn for B2B prospecting: a practical guide

How to prospect on LinkedIn and complement your B2B leads.

Nov 18, 2025Read
Acquisition8 min

WhatsApp for sales: how to use it with B2C leads

How to use WhatsApp to contact and close B2C leads.

Nov 11, 2025Read
Acquisition9 min

Key sales KPIs you should measure

The sales KPIs that matter when working with bought leads.

Nov 4, 2025Read
Acquisition8 min

TOFU, MOFU and BOFU: the funnel by stages

The three funnel stages and which message fits each.

Oct 28, 2025Read
Acquisition9 min

Market segmentation: how to divide to sell better

How to segment your market to buy more precise leads.

Oct 21, 2025Read
Acquisition9 min

Buyer persona: how to create your ideal customer profile

What a buyer persona is and how to build one for your ideal customer.

Oct 14, 2025Read
Data & AI9 min

Business Intelligence for SMEs: where to start

BI explained for SMEs and how Data Layer makes it accessible.

Oct 7, 2025Read
Data & AI9 min

KPI dashboards for leadership: what to measure

Which KPIs to bring to leadership and how to automate the dashboard with Data Layer.

Sep 30, 2025Read
Data & AI9 min

Synthetic data and anonymisation: what and what for

Synthetic data and anonymisation explained, with the Data Layer approach.

Sep 23, 2025Read
Data & AI9 min

Entity resolution: how to unify your customer data

How to unify and deduplicate your data with entity resolution.

Sep 16, 2025Read
Data & AI9 min

Data enrichment by API: complete your CRM

How to complete your CRM in real time with API enrichment.

Sep 9, 2025Read
Data & AI9 min

B2B data sources: where a good lead comes from

The data sources behind a good B2B lead, with Funneld as the example.

Sep 2, 2025Read
GDPR & quality9 min

LOPDGDD and direct marketing: what you can and cannot do

What Spanish law allows in direct marketing and prospecting.

Aug 26, 2025Read
GDPR & quality9 min

Consent vs legitimate interest: which basis to use

The two legal bases to process leads and when to use each.

Aug 19, 2025Read
Markets8 min

Buying leads in Valencia: sectors and zones

The Valencia lead market and how to segment by zone and vertical.

Aug 12, 2025Read
Markets8 min

Buying leads in Seville: a guide by sectors

The Seville lead market and how to fine-tune targeting.

Aug 5, 2025Read
Markets8 min

Buying leads in Málaga: demand and verticals

The Málaga lead market, from tech to tourism.

Jul 29, 2025Read
Markets8 min

Buying leads in Bilbao and the Basque Country

The Bilbao lead market: industry and services.

Jul 22, 2025Read
Markets10 min

Lead generation trends for 2026

The trends reshaping lead acquisition in 2026.

Jul 15, 2025Read