I will signal when I am in traffic with autos but in the morning on my commute when I am about the only one on the road,no but in town definitely. We are supposed to use hand signals. I am amazed at the amount of youngsters say under 21 that don't know the proper hand signals.
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(Life is too short to play crappy guitars) 2006 Raleigh Cadent 3.0, 1977 Schwinn Volare, 2010 Windsor tourist. ( I didn't fall , I attacked the floor)