- Cheap-postcards.co.uk - Selling packages of postcards to use for entering UK postal entry competitions. Includes postcard competition listings and free newsletter.
- Print 4 U - Service offering handprinted postcards and papers for use in entering snail mail sweepstakes. Free samples are available.
- Sweeps2Win - Software for conducting sweepstakes on websites. Includes demo and purchase information.
- Sweepstake Supplies - Selling colored envelopes, postcards, and other supplies to use when entering snail mail sweepstakes. Includes tips and links for sweepers.
- Teldata Competition Information - Competition entry form supplier and subscription entry service.