I LIVED DOWN SOUTH FOR A WHILE,,AND A GOOD OLE COUNTRY BOY SHOWED ME HOW TO USE IVORY SOAP FOR CATS,,I COULD NOT BELEIVE IT,HE OUTFISHED ME 10 TO 1,,I USED WORMS,,TRIED IT UP NORTH,AND IT WORKS FINE..SOME SOUTHERN STATES OUTLAWED THE USE OF IT,,JUST GIVE IT ENOUGH TIME FOR THEM TO PICKUP THE SCENT,,THEN ITS GAME ON