30 year old weber grill

Just got a WSM 22.5 2 weeks ago, so I am a newbee. I think the TVW website is great. Hope to learn how to do great bbq and it appears that i have a lot to learn. So far I had done chicken, a small pork roast (3 lbs), St Louis ribs, and sausage. I have been asked to bbq 9 racks of ribs and...