No major problem at all if you complied with your exclusion order. Your case is quite straightforward and will not cause any serious issues to get a PR.
Not always the case for all the schools, most often you pay domestic tuition as a PR no matter where you landed, you can even get Quebec tuition simply working in Quebec.
The company's address has nothing to do with "City/Town where activity took place (required)." You need to indicate where you actually were while working. Sorry I have nothing more to add to this. Wait for some other inputs.