Barbecue grills are among the most important patio accessories for those who enjoy cookouts. About's Guide to Barbecues & Grilling, Derrick Riches helps you explore the array of choices available to you in shopping for barbecue grills. Derrick discusses BTU's, size, reliability, ease of use and other considerations you'll need to ponder before making your selection. At the very least, you'll want to decide between barbecue grills that run on electric, charcoal, gas or wood pellets before you even walk into a store.