Lead generation
Lead generation denotes the process of winning qualified prospects and capturing their contact details for further handling by marketing and sales. A lead is a person or organisation who has signalled interest through an action, filling in a form, a download or an enquiry for instance, and given their details voluntarily. The aim of lead generation is to build a reliable flow of potential customers that can be led to a close through lead nurturing and sales. It is therefore the link between reach and revenue in modern online marketing.
Also known as: lead generation, demand generation
What types of lead are there?
Not every lead is equally valuable. The usual distinction is between marketing qualified leads (MQL) and sales qualified leads (SQL). An MQL has shown interest, through a whitepaper download for instance, but is not yet ready to buy. An SQL has been checked by marketing or sales and counts as qualified enough to contact actively.
Cold and warm leads are also distinguished by how close they are to buying. A cold lead sits right at the start of the Customer journey, a warm lead already has several touchpoints and concrete interest. That classification determines how intensively, and with what content, a contact is worked.
Clean qualification stops sales wasting time on the wrong contacts. Lead scoring helps rate leads automatically by behaviour and profile, and hand the right ones to sales at the right time.
Which channels are good for lead generation?
Leads come from many channels, which differ by audience and industry. Paid channels such as Google Ads and Meta Ads deliver quickly scalable traffic that, through targeted Landing pages is turned into leads. In B2B, LinkedIn campaigns and lead ads are also widespread.
Win organically Content marketing and Search engine optimisation matters: guides, whitepapers, webinars and calculators attract prospects who leave their contact details in exchange for value. These so-called lead magnets are at the core of any inbound strategy and often deliver particularly well-qualified contacts.
Also Email marketing, referral programmes and events all contribute to lead generation. What matters is not the individual channel but the interplay: a coordinated mix produces more and steadier leads than concentrating on one source alone.
How do you measure lead generation quality?
Lead volume alone is deceptive. More meaningful is cost per lead (CPL), stating what winning a contact costs. Typical figures in B2C are often in the low single or double-digit euro range, while qualified B2B leads can quickly cost 50 to 200 euros or more depending on the industry.
Just as important is lead quality, measured by the Conversion rate from lead to customer. A cheap lead that never buys is more expensive than a high-quality lead with a strong chance of closing. CPL is therefore always viewed together with the downstream conversion and ultimately the CAC.
Measurement is done with Google Analytics 4, a clean Conversion tracking and the CRM. The results feed into Marketing dashboardsthat map the whole path from click through lead to close. That shows which channels deliver not just many leads but profitable ones.
From lead to customer: nurturing and handover
Very few leads buy straight away. Lead nurturing guides prospects through automated email sequences and fitting content until they are ready to buy. Marketingautomation platforms such as HubSpot, ActiveCampaign or Brevo run these sequences and respond to contacts’ behaviour.
Lead scoring rates leads continuously. Once a contact reaches a defined score, it counts as sales-ready and is handed to sales automatically. This clear Interface between marketing and sales prevents valuable contacts being lost in the handover.
Retargeting complements nurturing by addressing prospects again who visited a landing page but have not converted yet. The offer stays present, and some of the initially undecided visitors do become leads or customers after all.
Decisive for a smooth handover is a shared understanding between marketing and sales of when a lead counts as ready to buy. A documented service level agreement sets which criteria a lead handed over has to meet and how quickly sales responds. That prevents well-prepared contacts being left at the interface while their interest cools again.
Lead generation and data protection
Lead generation collects personal data, so the GDPR has to be observed strictly. Follow-up promotional email generally needs express consent, often through the double opt-in procedure with documented confirmation.
Forms should follow the principle of data minimisation and ask only for the fields genuinely needed. A comprehensible privacy notice and transparent information on data use create trust and reduce legal risk.
Who tracking tools and uses ad platforms needs a clean Consent management. Only data collected on the basis of consent may be used for personalisation and retargeting. Privacy-compliant lead generation is therefore not only a duty but a mark of a reputable provider.
Frequently asked questions
What is a lead in marketing?
A lead is a person or organisation that has shown interest in an offer through an action and voluntarily given contact details, through a form or a download for instance. Leads are potential customers worked on by marketing and sales to lead them step by step to a sale.
What does a lead cost?
Cost per lead depends heavily on industry and channel. In B2C, leads are often in the low single or double-digit euro range, while qualified B2B leads can quickly cost 50 to 200 euros or more. More important than the price alone, though, is the ratio of CPL to the later conversion rate to customer.
What is the difference between an MQL and an SQL?
A marketing qualified lead (MQL) has shown interest but is not yet ready to buy and continues to be handled by marketing. A sales qualified lead (SQL) has been checked and counts as qualified enough for sales to contact actively. Lead scoring helps make that transition automatic and traceable.
Which channels are good for lead generation?
Paid channels such as Google Ads and Meta Ads have proven themselves for fast, scalable traffic, and organic sources such as search engine optimisation and content marketing for sustainable, well-qualified leads. In B2B, LinkedIn campaigns are added. Most effective is a coordinated mix of several channels rather than focusing on one source.
Can lead generation be GDPR compliant?
Yes, provided the data protection requirements are met. Promotional email generally needs consent via double opt-in, forms should ask only for necessary data, and Tracking requires valid consent. Privacy-compliant lead generation protects you legally and builds prospects' trust at the same time.
What happens after lead generation?
After acquisition, lead nurturing begins: automated email sequences and fitting content accompany leads until they are ready to buy. Lead scoring rates them continually, and once mature enough they are handed to sales. Retargeting keeps the offer present with contacts still undecided.
Related terms
A method for scoring leads based on their behaviour and profile attributes.
Software-driven automation of marketing processes such as email sequences and lead nurturing.
A model of the stages prospects pass through from first contact to purchase.
The share of visitors who complete a desired action — the central metric in online marketing.
A metric for the average cost of winning a single new customer.
Direct marketing by email and newsletter to win customers, keep them and grow revenue.
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