Eases certain restrictions on the conducting of games of chance for charitable purposes; authorizes the payment, out of the net proceeds of games of chance, of reimbursement for reasonable expenses of volunteers working at the games; expands the frequency upon which games of chance may be held; authorizes auxiliary members of authorized organizations to operate games of chance; authorizes persons convicted of crimes to operate games of chance when participating in a rehabilitation program; authorizes conducting of games of chance on Sundays; expands advertising of games of chance.