@gp2 I think really you found your own solution to your issue:)
Maybe one of the oracles will be able to mark your post as the solution because it's kind of frowned upon to mark your own solutions here. Perhaps @Luddite will accept your post as the solution if he gets a moment or two:)
@dabr In fact, you first made the suggestion. So, I moved it to the correct post.
Yes, but it may be expensive!
There's no extra charges at Public Mobile. It'll only cost the plan amount or add-ons purchased.