Have you ever tried this stuff? It works wonders for getting off tape, the sticky residue leftover from price stickers, grease, gum, and crayons.
When we lived in Florida we always had problems with our towels getting a mildew smell. After trying out a lot of things that didn't seem to work we finally discovered the secret of distilled white vinegar. All you need to do is add 2 cups of the vinegar into your washing machine and wash the clothes or towels in hot water. Then run a normal cycle with detergent. Click HERE to see 1001 ways to use white distilled vinegar.
Oil eater will take grease stains out of almost anything. It also works well with laundry. My aunt Sue told me she uses brake parts cleaner in a spray can to get grease stains out of carpet. I am going to have to try that out.