Once you are pretty sure your case can't be settled and you will need to go to court, your best approach is to practice presenting it. Line up an objective, tough-minded friend and run through your entire case just as you plan to on court day. Ask your friend for suggestions, not compliments. For example, your friend may tell you that you need a witness or written documentation, a better grasp of the legal technicalities involved, or a better-organized presentation. Take this advice to heart and make all possible improvements. Then, practice again.
The four key phrases to remember as you prepare and practice your courtroom presentation are:
Finally, don't let the robe and other trappings of judicial office obscure the fact that you are dealing with a human being who, like anyone else, is far more likely to be sympathetic to your point of view if you can show that you occupy the moral high ground (for example, you are honest, kind, and pay your debts) and that your opponent is the bad guy (tricky, hard-hearted, and fails to keep promises).