I have the old Dometic manual awning and we put it out and leave it unless high winds are forecast. We tie it to the ground and use a couple of sets of "de-flappers" It has been pretty stable through some decent winds. Always tilt one end to allow any rain to run off.
Life is a journey, not a destination.
2005 Georgetown 359ts
Bill & Virginia, Kentucky
Nights camped in 2011...78 , 2012...73,
Nights camped in 2013...123, 2014 ...101