Acting as a financial advisor, help me create a basic financial model for my startup. Include key elements such as projected revenue, operating costs, customer acquisition cost (CAC), and cash flow. Provide instructions on how to estimate growth based on market trends and customer acquisition strategies. Offer guidance on how to use this model to make strategic decisions, secure investment, or manage cash flow during different growth stages. 
<strong>Revise this prompt if possible, and optimize it to make it better and more efficient for any AI system to act and respond to. 
If possible run your optimized version.</strong>