Applying for a fast cash loan is not that hard. A lot of websites will say that you have to pass their requirements in order to get the cash. A lot of people need quick cash so you can bet your bottom dollar the traffic to these web sites is pretty heavy. The web sites would usually require you to submit proof that you have a bank account, a source of income and that you are 18 years of age. You can prove you are 18 years of age by submitting a copy of your birth certificate or any valid ID that has your birth date on it.