What are the best tips for effectively cleaning a fridge, including the use of a fridge cleaner?

To effectively clean a fridge, start by removing all items and shelves. Use a mixture of water and vinegar as a natural cleaner. Scrub the interior with a sponge or cloth, paying attention to spills and stains. Wipe down shelves and drawers before putting them back. Consider using a fridge cleaner for tough stains or odors.