Reporting another player that is using an offensive or inappropriate BattleTag
How to report a player for cheating in Overwatch
How to report inappropriate behaviour in Overwatch
How to block communication from another player in the Battle.net Desktop App.
How to block communication from another player in Overwatch.
How to report harassment taking place within Battle.net chat.
Information on how to report forum posts
Reporting an Exploit or Hack
Would like to report a bug in Overwatch.
What to do if you think another person or group of people has targeted a DDoS attack on you