Most Poker Sites offer safe, secure, and easy methods for depositing money into your account. When you lose your entire sum on poker, you need a refill and you can do it by purchasing chips or money.
The visa and debit cards, bank wires and draft, e-wallets and e-checks are some of the ways by which a person can deposit his money. There are many other ways such as PayPal, Skrill, Neteller, etc. which are used widely for the deposit.
The summary is that the websites wants you to Play Online Poker For Money and if you cannot get money on a site, you can contact the owners through email or phone. The user should not worry about fraud, because they have a secure online method of money transfer. These websites are licensed by the authorities and they ensure zero fraud.