What are the popular product marketing frameworks? 

Frameworks such as AIDA (Attention, Interest, Desire, Action), RACE (Reach, Act, Convert, Engage), and SOSTAC (Situation, Objectives, Strategy, Tactics, Actions, Control) are commonly used in product marketing to guide strategic planning and execution.

‍Which product marketing framework works best for SaaS and why? 

The RACE framework is well-suited for SaaS due to its focus on customer engagement throughout the customer lifecycle, aligning with the subscription-based nature of SaaS products and the importance of ongoing customer relationships.