to get rich qick you nedd about 10,000 bells or over, then you put all your money in your bank, then save your game and go to the DS clock and change the year to 2099 then play the game for 1 second and save your game again, then change the year on the DS back to normal and you should get a letter from the bank saying you got 99,999 bells of intrest p.s:you might not get 99,999 bells.