Alpine Gps

I hit a rattling pricey information with rattling careful maps that i would same to hit displayed on my GPS
it turns discover that i cant. i looked on the topo place and I got screwed. the man beneath staleness undergo sumting that i dont. i desire he would speek up

i hit a garmin gps 72 handheld but i slope encounter careful marine maps. i also hit a nuvi 265 and somebody told me i could intend mapsource marine maps for my 265… is this true????if not does anybody undergo where i crapper encounter careful marine maps of southward louisiana for my gps 72?

I would same to encounter a palm, handheld, PDA, smartphone or something along those lines that crapper duty with wifi as a wifi sound and also has GPS or at small careful maps acquirable for it.

I poverty to download highly careful maps of Malaya and Singapore.Where crapper I place them ? How to I intend them to my gps ?