So as I understood from the last poll the theme of "how to earn money as freelancer" is very actual for you. Good! It is very huge topic but I'll start from such posts.
Difficult clients
Who are they? Yesterday I got a message from one customer which inspired me to write this entry.
For all years of work as freelancer I met a lot of different types of clients and among them there are those with whom is difficult to working and it is better not doing it. This information will be also useful for customers.
Here is some types of such hard clients (the list isn't complete and can be updated with new types):
Type 1: "Make it for free" - proba