First deposit bonuses or as some might also call them welcome bonuses - this type of promotional offer is solely dedicated to new clients, who are making a deposit for the first time at the particular bookmaker. Top online bookmakers are usually trying to lure new clients by offering them free bonuses based on their first deposit amount. The size of a welcome bonus is generally stated in percentage and rages around 50-100%. How to get a deposit bonus? After you sign up with any top online bookmaker, you will have to deposit a certain amount of money sooner or later, if you would like to start using their service. It is important to check the current welcome bonuses and special promotion offered by your chosen betting operators in order to know how much of a welcome bonus we can expect. In very rare cases the welcome bonus would be less than 50% of your deposit, however, the 100% bonus is the most common one, which means your deposited amount will be doubled!