Definition: A Marketing Qualified Lead (MQL) is a prospect who has shown enough interest in your brand to be considered more likely to become a customer compared to a regular lead. MQLs are identified based on specific behaviours—like downloading an eBook, subscribing to a newsletter, attending a webinar, or visiting pricing pages multiple times. These leads aren’t ready to buy just yet, but they’ve taken actions that signal genuine interest and are ready for nurturing until they become Sales Qualified Leads (SQLs).
Example in a Sentence: After downloading the company’s free guide and engaging with multiple emails, the prospect was flagged as a Marketing Qualified Lead and handed to the sales team for follow-up.
Why Marketing Qualified Leads are Important
1. Filters Out Casual Visitors

Not everyone who visits your site is serious about buying. Defining MQLs helps marketing focus on leads that have taken meaningful actions.
2. Improves Sales Efficiency
By passing only MQLs to sales, your team avoids wasting time on cold or unengaged leads. This alignment speeds up the sales process.
3. Creates a Measurable Handoff
The MQL stage provides a clear benchmark between marketing and sales, making it easier to track performance and accountability.
4. Supports Nurturing Campaigns
MQLs are not always ready to buy, but with targeted email sequences, retargeting ads, or personalised content, they can be guided toward becoming customers.
From Interest to Opportunity
Marketing Qualified Leads are the bridge between raw prospects and sales-ready opportunities. By defining and nurturing MQLs properly, businesses ensure a smoother pipeline, higher conversion rates, and stronger marketing-sales alignment.
More Definitions
(From the Sales & Marketing Jargon Encyclopedia)
- Lead Conversion Path: The steps a prospect takes from initial contact to becoming a customer.
- Link Juice: The SEO value or authority passed through hyperlinks to boost search rankings.
- One and Done: A sales or marketing approach that lacks follow-up or nurturing—often ineffective.
- Lead Acquisition Strategy: A plan for attracting and capturing potential customers’ interest and contact information.
- B2C Marketing: Business-to-consumer marketing focused on selling directly to individuals.
Useful Posts
(From the Sales Funnel Professor Blog)
- The Core Components of a Winning Marketing Strategy: An outline of the essential elements needed to plan, execute, and achieve successful marketing outcomes.