"While invoicing is not a fun task, it’s a necessary one: by keeping clients informed of your expectations, you will get paid punctually and reinforce your professionalism. After going over some best practices for creating invoices, we’ll review some great (and not so great) online invoicing tools"

"With Side Job Track you can quickly and easily manage your side jobs with simple, straightforward project tools. Side Job Track’s flexible data entry lets you to decide how to best fit your specific needs. If you have access to a web server, you can even create completely customized estimate and invoice templates."