The button below will lead you to an excellent articles by John Scheepers answering just how you can start this process in a personal way.
I will add one more item to his list: Join a local church that is already involved in your community.
They may not do it perfectly and they may not have done everything right by you in the past but you would be joining a group of people just like you. Broken, looking for healing, and a desire to see others be positively effected by the best news available for anyone to hear.