I prefer to buy when it hit the exchange most of the ICO went below ico because of the dump made by the one who bought at a higher percentage.
It's crazy how fast these tokens get dumped after hitting exchanges. Sad that most of the people just invest for the money. I think this will cause problems in the future.
The get rich quick image that crypto has will fade. Its a phase we have to go trough to get the interest of a wider audience.
Alas, this is life.. And every endeavor to get a piece of, even these methods are sometimes depressing, but nothing can be done..