It happens that sometimes I do things for free to others. I love it – and sometimes even more than work for money. And not just me. Whole open source community is based on free collaborative work. And i suppose that also you help others for free. But then comes moment you realise that you don’t have time for you own. Or even worse – that you’ve been abused. That means that you have to learn when to say “No”!
Jessica Hische has made a good flowchart to help in these situations to decide should you (me) wrok for free or not in a specific case. 
Click on chart to see it larger or better visit http://www.shouldiworkforfree.com for HTML version that allows translations into other languages.
[…] I wrote about chart suggesting choices on whether one should work for free. Here is another chart – how to make money on the internet. Good […]