The Top Four Habits That Irritate Your Boss (page 2)
#2.) Making Excuses. When you mess up, just admit it and try to learn from it. Bosses hate it when you attempt to justify something you did wrong, even if you’re telling the truth.
Obviously you have to EXPLAIN yourself. Just don’t try to shift the blame. Explain what happened, take any steps you can to fix it, then move on.