What should one do when the work is completed but the client won’t pay the balance due upon completion?

[Btaliat]

There are some cases where the clients will refuse to pay even when the freelancers are done with the tasks. Freelancers should not be panicking. However, it is always better for the freelancers to collect at least 50% of the deposit. And make sure that you hold on to your final work. These are some ways that can help you recoup your money. What other things you think freelancers need to do to ensure that they get their money.?