    Sentence 1: Using a modem to  browse with an android device (no  sim) of PPP widget, but | can't  download with it, and some apps  won't work, can | get a solution?    Sentence 2:1! have been seeing  phones on eBay with bad esn. they  seem to be a lot cheaper. anf I've  read that phones with bad esn can't  be easily used in north america, but  the thing is | dont live in north  america. will it be possible for a  phone with bad esn to work properly  with a sim card in Nigeria?