"To hell and back" 
-- one fine evening, saw this on someones helmet in BLR, 
   could'nt ask her where she's working!!

"kiss a non-smoker and enjoy the difference" 
-- this was in a bus in South Kanara

"be gentle on my curves" a board on the road side near Darcha (see photo)

Heard in a concert "Please switch off your cellphones and children".