Is deposit bonus useful?

[Michell]

In order to atractive users, Broker sometimes promo deposit bonus, like deposit 100 get 150 balance , does it useful ? 

[Yashar Seyyedin]

michellwu03:
In order to atractive users, Broker sometimes promo deposit bonus, like deposit 100 get 150 balance , does it useful ? 

Trading a 150usd account is of no use. They just want to get you in the game and make you addicted to gambling.