<prompt> Translate the following text to SwahiliLines 5 through 8 show the effect of changing the method of payment for the exchange of LCAO mail between the U.S. and all other FPAs.  <response>: Mstari wa 5 hadi 8 unaonyesha athari ya kubadilisha njia ya malipo kwa kubadilishana barua ya LC au AO kati ya Marekani na FPAs nyingine zote. 