Bro often doe include bro-in-law
pledges - there is often a relationship tho having looked at many wills there would appear to be some who were 'professionals' in that I think they must have made some money by providing the pledge (effectively an insurance policy that legacies would be paid)
will ann Vandy (a common rendition of vondy) - declrd 28 apr 1783;dau dorothy lace,margt christian(w/o daniel),ann fargher(w/o wm);gdau christian lace,mary christian;john vandy's poor girl;husb john exor;1787 dorothy crellin acks