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https://flexpoint.tech/2017/03/24/book-review-profit-first-a-simple-system-to-transform-any-business-from-a-cash-eating-monster-to-a-money-making-machine-by-mike-michalowicz/
Book Review: Profit First: A Simple System To Transform Any Business From A Cash-Eating Monster To A Money-Making Machine by Mike Michalowicz