A complete PM interview system for FAANG. Covers Product Sense (CIRCLES, DEPLOY), Analytics, Estimation, Strategy, Behavioral and Leadership, Offer Negotiation. Each chapter walks through real questions with full solutions � the actual reasoning process, not sample answers. 7 proprietary frameworks turn chaotic PM prep into a repeatable system. Built by a Silicon Valley Product Leader with 200+ interviews at Amazon and Microsoft. Available on Kindle and Gumroad.