I live in a MFH and we have 3 actual addresses for the units as far as USPS is concerned. Also for some stupid reason the units are #1, #A and #B but I don't th

I live in a MFH and we have 3 actual addresses for the units as far as USPS is concerned. Also for some stupid reason the units are #1, #A and #B but I don't think that's USPS's fault.