Home Networking

what is the best way to network three pc so that i can access folders on the three machines

what is the best way to network three pc so that i can access folders on the three machines i want all of us to have access to our work that we have saved on the machine the machines use win xp home

Group policy for home networks?

Is thier a solution for a small home network(2 Computers) Microsofts group policy looks way too much for me.