The document provides definitions for various digital marketing and web development terms. It defines terms like AIDA (marketing model), API, ASP, BANT (qualifying prospects), bounce rate, B2B/B2C, CAN-SPAM, content optimization system, cost-per-click/action, conversion rate, CRM, and conversion rate optimization in 1-3 sentences each. It also includes brief definitions for over 50 additional acronyms and terms.