Yamaha RAPTOR YFM660R Owner's Manual page 204

Know the terrain where you ride. Ride cau-
tiously in unfamiliar areas. Stay alert for holes,
rocks, or roots in the terrain, and other hidden
hazards which may cause the machine to up-
set.
WARNING
Go slowly and be extra careful when operating
this ATV on unfamiliar terrain. Always be alert
to changing terrain conditions when operating
the ATV.
WARNING
Do not operate on excessively rough, slippery
or loose terrain until you have learned and
practiced the skills necessary to control the
ATV on such terrain. Failure to use extra care
when operating on excessively rough, slippery
or loose terrain could cause loss of traction or
vehicle control, which could result in an acci-
dent, including an overturn.
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