Conflict arises multiple times throughout any work day. Sometimes it comes while negotiating a contract, it can be due to a disagreement with a client about the best solution, or you may need to deal with a terrible team member. The best way to deal with conflict is to better understand it and the different options you have when confronting it.
This quick video from Executive Leadership Training sums it all up nicely. If you've been finding your conflicts keep leading to negative outcomes, take a watch and see if there's anything you can improve.