As Wetts1012 hinted to you, folding A6s-A8s to a raise is the best play in a lot of situations. Just to give one example, if there was a raise and even though I'm only in the hijack, I would prefer having A2s-A5s (& sometimes 3-bet with them) and would fold A6s-A8s.
pokerJAH;373940 wroteI don't think three betting is profitable, especially out of position. Definitely folding is not optimal.