 But UMWA members resented having their own union spend dues money on propaganda, and felt that the ad campaign showed that the contract was not worth ratifying.Miller's decision to use advertising to sell the contract backfired; the contract vote became as much a referendum on Miller's leadership as it was about the tentative agreement.During three days of voting from March 3 to March 5, the UMWA membership rejected the tentative contract by margin of 2 to 1.