pricing strategy consultant

Act as a pricing strategy consultant. Our product is [Insert Product details] targeting [Insert Target Audience]. We need to optimize our pricing. Propose three distinct pricing models (e.g., Value-based, Usage-based, Tiered SaaS, Freemium). 

Detail the pros and cons of each model regarding Customer Acquisition Cost (CAC), Lifetime Value (LTV), and cash flow predictability. 

Finally, recommend the best model and provide a 3-tier pricing structure with specific feature gating.