What is the biggest mistake first-time freelancers make?

[Btaliat]

Most freelancers, especially the new ones always make the mistake of believing that clients will surely pay. So they don't always have the intention of stressing them. They don't even pressurize them, believing that they will surely pay. Unfortunately, majority of them always feel disappointed as there are more than enough clients that will refuse to pay despite the fact that they are trusted. To prevent this, collect down payment before starting any task