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Sales funnel glossary

The terms and metrics you'll meet in funnel building, explained in plain English.

Last updated 2026-09-26
Sales funnel
The planned sequence of steps that turns a stranger into a customer. Lesson →
TOFU / MOFU / BOFU
Top, middle and bottom of funnel - awareness, consideration and decision stages. Lesson →
Lead magnet
A free, useful resource offered in exchange for contact details. Blueprint →
Opt-in page
A focused landing page whose only goal is capturing a lead.
Tripwire
A low-priced first offer designed to turn a subscriber into a customer. Blueprint →
Order bump
A small add-on offered as a checkbox on the checkout page.
Upsell
A higher-value offer presented after the initial purchase.
Downsell
A lower-priced alternative offered when someone declines an upsell.
Conversion rate
The percentage of people at a step who take the desired action.
Cost per lead (CPL)
Marketing spend divided by the number of leads generated.
Cost per acquisition (CPA)
Marketing spend divided by the number of new customers.
Average order value (AOV)
Total revenue divided by number of orders.
Customer lifetime value (LTV)
Total revenue a customer generates over the relationship.
Retargeting
Showing ads to people who previously visited your site or engaged with you.
A/B test
An experiment that splits traffic between two versions to see which performs better.
Speed to lead
How quickly you respond to a new enquiry - critical for local and service funnels. Blueprint →
Activation
In SaaS, the moment a new user first experiences the product's core value. Blueprint →
Bridge page
A page between your traffic and an affiliate offer that adds context and captures emails. Blueprint →
Thank-you page
The page shown after an opt-in or purchase; confirms the action and offers one next step. Guide →
Welcome sequence
The automated series of emails new subscribers receive after joining. Template →
Lead scoring
Ranking leads by fit and engagement to decide who sales should contact first. Guide →
MQL / SQL
Marketing-qualified lead and sales-qualified lead - stages that mark when a lead is ready for sales.
UTM parameters
Tags added to links so analytics can attribute visits to a source, medium and campaign. Lesson →
Attribution
Assigning credit for a conversion to the channels and touchpoints that contributed to it.
Churn
The rate at which customers cancel a subscription or stop buying. Lesson →
Message match
Keeping the landing page's headline and offer consistent with the ad or link that brought the visitor. Lesson →
Deliverability
How reliably your emails reach the inbox rather than spam or being blocked. Lesson →
Segmentation
Dividing contacts into groups based on attributes or behaviour so messages can be more relevant.
Video sales letter (VSL)
A structured video presenting a problem, solution and offer. Blueprint →
Pipeline
The stages a lead or deal passes through in a CRM, from new enquiry to won or lost.
Earnings per click (EPC)
Affiliate earnings divided by clicks sent; used to compare affiliate programmes. Lesson →
Hypothesis
In testing, a statement predicting how a specific change will affect a specific metric, based on evidence. Template →