This document provides an overview of critical terms that should be addressed in sales agreements between startups acting as suppliers and their customers. It discusses key issues like payment terms, exclusivity clauses, liability caps, data privacy requirements, and assignability that can impact a startup's cash flow, costs, revenue recognition, and valuation. The document emphasizes that startups should aim to negotiate terms that are favorable to their business like net 30 payment schedules and limiting customer rights around exclusivity, liquidated damages, and assignment without consent.