Options for collecting

You've done work - people owe you money or have not paid for your service - what are your options?

If you former employer or client has a credit card, try PayPal. Probably the simplest and easiest account to set up. Within PayPal you can create invoices, create subscription payments, sell products or services and more. Best of all, it's FREE to sign up. Your clients do not need an PayPal account - there is an option to simply process the credit card. When you signup for PayPal, you can start accepting credit card payments instantly. As the world's number one online payment service, PayPal is the fastest way to open your doors to over 150 million member accounts worldwide.
Cost: small percentage per transaction (2.5%)

If you're in Canada, why not a debit card transaction with Interac
A very simple and easy process of sending money by email. Some clients may not have a credit card (i.e., students), but most people do have a debit card of some sort.
Cost: $0

Now if all else fails, you take them to court!
Cost: under $100