Building a Global Marketplace

How I Build a Product Strategies at Facebook (real life stories). I will share real life stories on how I created, pitched, got the product strategy funded to execute. This will include Facebook marketplace, Facebook Shops and my previous works with other marketplaces. I will answer three key questions.
1. How should I start thinking about a product strategy for my product?
2.How should I ensure this is the right strategy?
3. How do I sell the strategy to the board, shareholders, team, board?