I think there are some ways of making money out of your little allotment but your not gonna see yourself become a millionaire from it, longs if it pays for itself in the long run like the maintenance, feeding etc and a little extra over i think you could possibly do that, like some people have said u could make terrier / ferret boxes, kennels, i know some people grow different plants just to start them off and sell them to fruit and veg shops for them to sell on, eggs you can always sell to neighbours, my friend does make money on his racing pigeons but he has got top class racers so he makes