First, forgiveness is defined as not paying back evil for evil. It's simply not getting angry or keeping malice in your mind toward those who annoyed you. Grace is unmerited favor. Characteristics of forgiveness and grace is patience, tolerance of evil, endurance, humility and understanding other people's weakness.
Conflict resolution usually involve several issues. Forgiving the other party solves inter personal quarrels. It's a technique that encourage empathy and discourages years and years of court litigation and disputes. Forgiveness frees the mind from negative emotions and arguments.
I had the opportunity to sue my elder for unlawful acquisition of my birthright willed to me by my father.
Although she was adamant and selfish, I refused to fight and repay back evil for evil. I forgave her and simply let go the property for her. Consequently, peace reigned after I applied this method. I have received grace of job opportunities and promotion because of my decision.