Share 'How to best prepare for a VBAC even before pregnant?'

Hi all -  I had a C-sec with my first for Failure to Progress (really "Failure to Wait") and am hoping for an HBAC for our next one.  We're hoping to get pregnant soon.  I am wondering if there are any suggestions for things I can do now to strengthen the scar or anything else that would be useful for me to know in trying to increase the chance of a successful VBAC.  Obviously I know to be eating…