Sheikh Hamad has formally named his third son as his heir, thus (perhaps) preventing arguments over the succession.
In aviation, prevent arguments about a new computerized profiling system from delaying vital improvements in the "no-fly" and "automatic selectee" lists.
It also prevents arguments over blame and responsibility if a problem crops up.
Be exceptionally nice and prevent arguments or fighting.
This will help prevent arguments, as your friendship becomes closer.
Try telling her off when she is not there to prevent arguments about the subject.
Doing so can prevent arguments of one person feeling less important or not good enough.
If someone else has the same nickname then try to find another you like because this will prevent arguments later on.
Assign each team member to their most talented application whether that be screenwriter, cameraman, actor, editor, CGI expert, etc. Giving people certain jobs will prevent arguments in future.
On the other hand, to prevent arguments, you should not instantly discredit your partner's point of view when it differs from yours.
