One way I have got doubters to move a bit is to simply say "You don't have to use it, just install it on your phone and enable it - that way you aren't forcing

One way I have got doubters to move a bit is to simply say "You don't have to use it, just install it on your phone and enable it - that way you aren't forcing people to use Facebook who don't want to". I got quite a few people to put it on their phone using that line.