Domestic Postcards .35 Domestic 1st Class .55 (forever current value) adtl oz (up to 13) .15 Non-Machineable .15 (verified; rate decrease) International 1.15 (no goods; new UPU rule)
Best makeup rates: International == 2x Forever + 5c == 1.15 International == 3x Postcard + 10c == 1.15 First Class, +NM sur == 2x Postcard == .70 First Class, +2oz == 2x Postcard == .70 Postcard, +NM sur == Forever == .55