Why did Santa's elves start a petition at the North Pole?

Because they wanted to clause for better working conditions

Why did Santa's elves have trouble with the new adjustable desks in the workshop?

They just couldn't quite elf-adjust.

Why did Santa's reindeer finally hire a labor lawyer?

They felt their working conditions were getting a bit un-stable.

Why did Santa's reindeer go to therapy at the North Pole?

They had a lot of 'deer-pressing' issues to work through.