By borrowing against their holdings. The framing is deceptive. You can do this too: there is no requirement to have billions in collateral. If you own stocks, your brokerage will lend you money at a very low rate, secured by the equity - typically up to about half of your stocks' worth. The gotcha is market risk. If there's another crash akin to the housing crisis - and there will be - the bank will liquidate your ho…
https://reddit.com/r/BuyBorrowDieExplained/comments/1f26rsf/...
Important quote:
> this type of planning is generally not economically feasible unless the taxpayer has a net worth exceeding around $300M.