Should be a best-seller on BF:
"How To Turn Real $ into a Big Pile of Un-Wanted Junk: Waste Time, $ & Storage Space in Bike Flipping" by I.M. Canvee
Ch.1: Spend real cash, or borrow $$$, to buy old bicycles.
Ch.2: Spend time that could be used on a career, home maintenance or a relationship grubbing around with the "inventory" from Ch.1 while spending $ on parts & stuff.
Ch.3 Carefully craft precise, artful and compelling Crap-List ads for the massive pent up demand cash rich locals no doubt have for your valuable "inventory".
Ch4. Respond to every insulting low-life, drunken, low-ball "offer" from demented sociopaths on Crap-List. Realize that those are the only "offers" you get.
Ch.5 Organize your "inventory" into either heaps or piles alphabetically, by country of origin and by depth of rust.
Ch6. Repeat Ch3 & Ch4 on Flea-bey
Ch7. A national guide to Recycling Centers: How to turn Piles & Heaps of old bicycles into Cash, far less cash than you paid.