"larry" opin'd thus:

Since this is an off topic post I'll be brief : Question for chain link
fencing are 21/2 inch posts at the corners instead of 2 inch worth the extra
expense?

YES!!!

As usual thanks in advance for any and all help.

Glad to help. (That was easy!)

--
Light travels faster than sound; this is why some people appear bright
until you hear them speak