Online casinos that are also known as the virtual casinos or Internet casinos clone the traditional brick and concrete casinos in all respects. However with more and more people preferring to play online poker and casino games from the safety of their own home, their popularity is rocketing sky high. Moreover the traditional brick and concrete casinos have limited areas within their jurisdiction while online casinos have global operation. Yet with the growing popularity and numerous casinos online coming up the competition is turning real stiff. That is why most of the casinos online are coming up with lucrative offers to attract new customers and ensure loyalty of their existing customers. While online casino bonuses are one of the major attractions for the players, some of the casinos are turning them into no deposit casinos to create such attractions for the viewers, visitors, and online players.Ordinarily all online casinos will offer odds as well as payback percentages comparable to those offered by traditional brick and concrete casinos. Payout percentages are often determined on the basis of the rules of the game. You will find web based, download based, and live interactive casinos online for playing games like Baccarat, Blackjack, Craps, Slot, Roulette, and Poker games online. Apart from the convenience of playing in a virtual environment free from the whiz and buzz and smoky atmosphere of the real casino rooms the online casino bonuses also is a major bonanza for the players playing the game online casino games. Major bonus offers include sign up bonus, cashable bonus, sticky bonus, and cash back bonus. There is also the computable points that work as bonus offers.New players often get online casino bonuses of 100% of their initial deposits. As soon as you join and deposit the first money, equal amount of money is credited by the casino house to your account. However you cannot withdraw such bonus or account credited money till you play 25 times of the deposited amounts in form of wager. At the same time the wagers or baccarat, craps, roulette, as well as sic bo won’t count towards your wager calculations.Common form of bonus offered by online casinos is the cashable bonuses. The deposit is matched 100% by the casino house but again with the precondition of playing 20-25 times the deposit fro allowing you withdrawal from the account. On the other hand the non cashable bonuses are called the sticky bonuses. At the time of withdrawal the sticky bonus is removed from the total from the account of the player. Cash back bonuses are mostly offered to players when they sustain losses.In case of no deposit casinos you need not make any initial deposit to play the game. You just log on and play. Sometimes there could be no deposit in purely monetary forms like $10 or free spins no deposit and playing for a predetermined time span without any amount of money involved.