Oh definitely , and you could just highlight The different sections from the index page in maybe green ovals , getting folks to go to the index and find something that grabs their interest would IMO be the first step to them becoming members. There's definitely something for everyone from series/vintage enthusiasts right up to the latest RR sports , not to mention off-road / expeds /green lanes ...sorry waffling AGAIN off to find some paracetamol
At least put a disclaimer in about needing rhino skin if they ask the wrong question, or venture into the wrong section, or if you try to sell stuff