Crossword clues for Good idea! 3 lettersAnswerClueTVADam good idea in 1933BEDIt's a good idea to sleep on itOOHGood idea!BRAINSTORMSSettings where all ideas are good ideasSHOULDIDo you think it's a good idea?UIESThey're not good ideas in NASCAR races, slangilyPHONOGRAPHThomas Edison's 1877 good ideaONTOI think you're ___ something ("Good idea")ILLADVISEDNot a good ideaSEEMEDIt ___ like a good idea at the timeMEDSIt's usually not a good idea to drive on themHITMEIt's a good idea to say this at 13, not so much at 19HAVEANICEWith 25-Across, unifying statement of what a good idea might do?ALLEYWhere it's a good idea to stay in your lane?ISAYYESWords after a rhetorical "Is this a good idea?"BESTINTENTIONSGood ideas that don't always pan outINKBLOTTOIntoxicated to the point at which getting a tattoo sounds like a good idea?BIGMISTAKENot a good idea at allBULBGood idea, symbolicallyDOIDAREIs this such a good idea?RUNDRYHave no more good ideasIJUSTMIGHTHmm, sounds like a good ideaSEEMEDDarkness "___ Like a Good Idea at the Time"ONTOYou're ___ something ("Good idea")LETMEGUESSWords from someone with a good idea of what you're about to saySUGGESTIONBOXESThey may yield good ideasAREALI have ___ good ideaTHINKAGAINNot a good idea!STICKWhat a good idea can doBADMOVEThat wasn't a good ideaSHOULDIIs this a good idea?MICROPHONEEmile Berliner's 1877 good ideaHELICOPTERIgor Ivan Sikorsky's 1939 good ideaBARBEDWIREJoseph Glidden's 1874 good ideaUNSOUNDNot good, as ideas goONPAPEROnly place where some ideas look goodLENDLEASETwo-way transfer of goods or ideasONPAPERWhere some bad ideas look goodONPAPERWhere a bad idea could look goodLIVEONLOVEALONERomantic idea of the good old days.