This list leaves out the biggest step to ending resentment---ACTION!!!
Doing something about that thing you hold resentment about, transforms that festering feeling of powerlessness and hurt.
Forgetting a resentment...I am not sure that that works. Isn't that what a lot of addicts try to do with their drinking and drugging...are we not often trying to bury a resentment?
I just know that when I have spoken to people about the resentments I held against them, the bad feeling evaporated and we bonded.
When I reported a professional that I held a resentment about to the licensing board, it launched an investigation that showed my issue was just the tip of the iceberg.
Sunshine is the best disinfectant.