OK I was spraying out ceilings. . I instructed prep guy once and asked for a final check before spraying began. AND finally and most importantly I DIDN'T do a final check to make sure all masking and covers were TIGHT!! I sprayed over the heads of the fire sprinklers and some onto the mercury...

HELP! After several samples we finally nailed the perfect exterior yellow (kind of a butter cream) for our house in Watsonville, CA. I mean we covered one side of the house with sample paint mixes before my wife and I finally agreed. The store gave me the formula that supposedly could be used...