Search for accommodations on the Big Bear, California official Chamber of Commerce website. In the "Accommodations" section, you'll find lists of dozens of cabins with contact information, addresses and websites.
Write out a list of accommodations with rental cabins and call to check availability and whether or not the cabins include fireplaces.
Check user-review sites such as Yelp, Travelocity and Hotels.com to see how the cabins are rated and view photographs uploaded by visitors. Peruse comments to determine users' ratings on the cleanliness of the rental cabins.
Drive to a travel agency to pick up pamphlets on Big Bear, California and ask for recommendations on clean rental cabins with a fireplace.
Book a cabin based on research. Once in Big Bear, check your cabin for cleanliness upon arrival--the bed should be neatly made with hospital corners with firewood ready with matches at the fireplace.
Check the bathroom area to ensure the tub and sink are clean. The toilet paper should display a crisp folded triangle indicating it is a fresh roll. You should also see a paper sanitary guard across the top or lid of the toilet seat indicating that no one has been in the room and used the facilities.