At most casinos you will find different kinds of online poker bonus offers as incentives for players to join or to continue playing at the casino. Some sites have surprise online poker bonus offers. However, for the most part, the online poker bonus offers they advertise are the online poker bonus offers you'll get.
You usually are offered a sum based on the amount of money you deposit or you get a sum of money that you cannot cash out until you have wagered it a certain number of times.
At some sites you are also offered online poker bonus offers for using a certain payment method. Read up on what kind of online poker bonus offers you can expect to get at different websites.
All online poker bonus offers have terms and conditions. Usually online poker bonus offers require that you deposit some money at the casino, after which you get a fixed sum of money from the site, or you get a percentage of the money that you deposit.
Carefully read what you have to do to receive the online poker bonus, what the online poker bonus actually offers and when you can expect to get and to cash out your online poker bonus offer.
Some online poker bonus offers are given only if you deposit money using a certain payment method. Some online poker bonus offers exclude play of certain games.
If the online poker bonus offer doesn't have a clear policy explaining what you need to do to get the online poker bonus and when and how it will be paid, search for other online poker bonus offers.