Paid to Click are the sites were you can earn, just by clicking on the ads shown by the sites. To start your earning, you need email account, there are many free email provider, the best on is gmail, other than this you can use yahoo mail, gmx, etc. Next you need Payment processor account, this is used to fund or withdraw cash from PTC sites. Most commonly used is PayPal, others are Payza, Egopay, etc. Last you have to open account with PTC sites, there are many of them, but legit and trusted one are very less. Sites link given below are some of the most trusted and legit sites. Open your account with one of them or all as you like and start earning from your first day. Use Traffic Exchange sites to promote your ref. link.