If you're careful mail order isn't really cheaper, if you go into a tackle shop with a blank cheque book and no idea it's quite expensive.
Most are diversifying now, lots have their own lakes or run competitions. The one I go to in Eastbourne are affiliated with a boat and a lake, run competitions all year and sell second hand gear as well. I don't think there is any money in just selling gear.
Anyway, fished Sovereign Harbour Saturday, mackerel and a couple of red gurnard. Lots of bites as soon as the bait was in, had the kids and wife whilst trying to do a BBQ as well so only had one rod out.
20 odd miles of beach, the whole ocean and still some pillock paddles into my line with his kayak. He got a few words and his wife told him to get away in the end. Donkey.