If you sign up to a casino that you have not used before then you may qualify for a new player bonus. This will usually give you more money in your account to play with. Different casinos offer different deals at different times so it is always worth comparing what is on offer to make sure that you get the best deal. There are a number of sites online that offer this type of comparison. You can sign up to as many casinos as you want in order to take advantage of these bonuses but it is important to remember that you should never gamble more than you can afford to lose.
Some casinos will offer you a bonus when you make your first deposit, and then further bonuses for subsequent deposits. This means that you can enjoy extra money to play with for some time. This bonus money will be deposited in your online account and you can spend it as you wish. You may decide to make smaller bets so that the total amount of bets that you make is higher, or you may choose to bet a higher stake so that you have a chance to really win big. There may be some restrictions about withdrawing the amount of the bonus until you have wagered a certain amount, but this will all be explained to you in the terms and conditions.
Before you sign up at a new casino you should always check whether it is reputable. There are lots of independent online casinos that you may not recognise as much as the larger companies. Although the majority of these will be trustworthy, you should always check what kind of security they offer and it can be helpful to read reviews that others have left online. However good the bonus is, you do not want to risk being the victim of a scam.