PayPal has not always been allowed as a payment option at online casinos, yet in the last few years PayPal have opened for gambling companies to accept PayPal as a way to make fast deposits. Not only is it the world biggest online payment method and has been around since 1998, but it is also the most secure way to deposit.
Its popular due to its simplicity in depositing and the fast withdrawal possibilities.
PayPal is an online payment method used by a wide range of online casinos.