Crossword clues for Be useful 3 lettersAnswerClueUSEFind a purpose forUSEEnd __USENot allow to be idleUSETake for a suckerUSEDeplete, with "up"USEProfit byUSEUtilizeUSEFor indoor __ onlyUSENot leave, with "up"USEAdoptUSE__ only as directedUSEImplementUSEObtain some value fromUSEHave no __ for (dislike)USEIt's no ___!USEKind of taxUSE___ only as directedUSECopyright law topicUSEExhaust, with "up"USETake for a chumpUSEPut in serviceUSE__ the Force, LukeUSE__ your head!: "Think!"USEIt's just no __!USE___ your imagination!USE__ your imagination!USEProfit fromUSEGet mileage out ofUSEExploitationUSEFind an application forUSEValue destroyerUSELabel listingUSEWhat's the ___? (quitter's comment)USEPut into serviceUSEMileage, sayUSE___ no hooksUSEEnjoy coke, sayUSEIncorporateUSE__ the force ...USEBenefitUSEWaste notUSEExhaustUSEConsumptionUSEWork withUSEAvailUSEMilkUSETry outUSEPlay for a suckerUSEOne of WD-40's manyUSEFair __ (copyright law concept)