write a book “How to make a lot of money in a short time. Allowance”. If the plan for the first book is already ready for me, then what to write in the second, I have no idea. I’ll try to start this book in this (this) post. So, what amazes me most in earning? This is the principle of doubling funds. What, it would seem, is complicated in the scheme, where it is necessary to double a small amount in a short time? And if it’s big? Remember how in one eastern tale doubled the wheat grains on the chessboard. 1 grain was put on the first cage. On the second – twice the number, 2. on the third is 2 times more – 4. And so on. On the last, 64 cells, the wheat grains turned out to be so much (it should have turned out), how many crops are not given in the year all the fields of the world. Is it impressive? Yes. But how to practically double something, for example, money? To lend, engage in usury? Troublesome, expensive, dangerous and illegal (probably). And, most importantly, how to do it practically? Or can buy and sell (invest in) securities and currency? Too difficult…