If you have done wrong to people, it is important to do all you can to make right whatever you did wrong to them - and also to ask them for forgiveness. When Zacceaus came to Jesus (recorded in the New Testament Bible), he chose to give back four times the amount of goods as he had taken from people. Although we may not be able to make up for our wrongdoings to people in such a generous way, this story is nonetheless an example showing the importance of making right our wrongs - as best we can. You can read that story here.