Add punctuation: Did someone email you a AB8 file and youre not sure how to open it Maybe you have found a AB8 file on your computer and wondering what its for Windows might tell you that you cant open it or in the worst case you might encounter a AB8 file related error message
A: Did someone email you a AB8 file and you're not sure how to open it? Maybe you have found a AB8 file on your computer and wondering what it's for? Windows might tell you that you can't open it, or in the worst case, you might encounter a AB8 file related error message.

Add punctuation: And Joshua made them that day hewers of wood and drawers of water for the congregation and for the altar of the LORD even to this day in the place which he should choose
A: And Joshua made them that day hewers of wood and drawers of water for the congregation, and for the altar of the LORD, even to this day, in the place which he should choose.

Add punctuation: Immediately after the reservation is necessary for obtaining a visa
A:
Immediately after the reservation is necessary for obtaining a visa.