GLOSSARY OF TERMS
- Autoresponder Email
- Branded Lead
- Call Center Lead
- CASL
- Certified Lead
- Co-Registration
- Co-registration Lead
- Co-Registration Path
- Co-Registration Provider
- Co-Registration Tracking
- Cost Per Lead (CPL) Advertising
- CPL Web traffic
- CRM
- Double Opt-in
- Effective CPL (ecpl)
- Effective CPM (eCPM)
- Email Service Provider (ESP)
- Exclusive Lead
- Host and Post
- Hosted Lead Generation
- Internet Lead
- Internet Lead Certification
- Internet Lead Delivery
- Internet Lead Exchange
- Lead Acquisition
- Lead Aggregator
- Lead Conversion
- Lead Distribution
- Marketing Leads
- Marketing or Sales Lists
- Marketing Qualified Lead (MQL)
- Online Lead Generation
- Opt-in
- Opt-out
- Ping Tree
- Ping-post
- Pre-ping
- Pricing: CPA (Cost-Per-Action)
- Pricing: CPC (Cost-Per-Click)
- Pricing: CPL (Cost-Per-Lead)
- Pricing: CPM (Cost-Per-Thousand)
- Publisher
- Rejected Lead
- Returned Lead
- Sales Leads
- Sales Qualified Lead (SQL)
- Scrub Cap
- Scrub Rate
- Shared Lead
- Speed to Lead
- Suppression List
- Take Rate
- TCPA
Email Service Provider (ESP)
ESP refers to an Email Service Provider, also known as Email Marketing Software. These are companies/applications that specialize in providing technology for managing email marketing campaigns. Examples include MailChimp, SilverPop, PostUp, ConstantContact, Epsilon, and more. Because they are specialized applications, they offer rich functionality for sending and tracking email.