If you're a forms-type person, wow, do I have something JUST FOR YOU:
Alternatively, you could try any one of these:
Rentaquill Ltd. c/o: Primrose Cottage,
21 Croxton Road, Fulmodeston,
PS: This is as good a place as any to meet some tiresome but important regulations, and say that your Purchase Orders will be enhanced by knowing I am registered in England, Co. No. 07605460; my company’s Registered Address is 21 Croxton Road, NR21 0NJ, and my VAT number is: GB 114915918. Phew!