Be a pro and check that stove before you go. No amount of packing, repacking and planning matters more than having a way to cook that coffee and food at camp. Start your packing by testing out that old or new stove before you go. A simple check to make sure it lights and is running well at home will save you a lot of headaches on the trail. Take a few minutes to test, check fuel and clean it. Not sure how to do it. Check with your manufacturer and find easy how to videos like this one from our friends at MSR.