Crossword clues for It's a plus:PLUSSign that can mean "better than"PLUSExtraPLUSGrade enhancerPLUSGood pointPLUSSummer sign?PLUSDesirable qualityPLUSGood thingPLUSAndPLUSCross with addition problemsPLUSBenefitPLUSPositive factorPLUSPositive qualityPLUSAnd, if you act now...PLUSAdder's wordPLUSPositivePLUSConcatenation operator, to some codersPLUSGood signPLUSSign in a sumPLUSPositive signPLUSHigh 80s markPLUSGrade elevatorPLUS+PLUSMath signPLUSFavorable thingPLUSAnd in additionPLUSCalculator keyPLUSFurthermorePLUSOpposite of minusPLUSBut wait -- there's more!PLUSBesidesPLUSAssetPLUSUseful featurePLUSIn additionPLUSMore thanPLUSTerminal symbolPLUSAdvantagePLUSGrade boosterPLUSThat's not allPLUSBonusPLUSFavorable factorPLUSGoogle social networking featurePLUSNot only thatPLUSSummer's signPLUSTurn-on, sayPLUSValuable qualityPLUSCalculator symbolPLUSPositive aspectPLUSIn addition toPLUSIt makes a B betterPLUSGrade modifier