What is the recommended study aid for the FAA ATPL written exams? Is there any online program available
Gleim or ASA manuals ...
Aviation Supplies & Academics (ASA)
Gleim Publications
Dauntless online course ...
FAA Written Test Preparation - Airline Transport Pilot (ATP)
I know people who took the online course above and liked it. There are other online courses as well.
AND ...
I've heard that the question bank may be changed radically sometime soon ...
I believe you have to do the whole CFI training and checkride in the states. No conversion for the CFI license.
Agreed. With a commercial/inst. (FAA issued) you can actually do it fairly fast just about anywhere in the States. Overall requirements are in 14CFR61.183 - 187; you need 15 hrs. PIC in the type you use on the checkride. Training is to proficiency ... and I'd do the online TSA module, too (easy).
and trying to get the answer off the FAA website is like
Not really, it's just covered in the FAR's. We have a treaty with Canada that makes the process (basic license conversion, not CFI) relatively easy; otherwise you have to do it "honestly". The writtens are
very straightforward and there's plenty of training available. Good luck and have fun!