Simply, use a USB portal. Copy the info u want to transfer from the 1st PC and paste then in the USB. Then plug the USB again in the 2nd PC and Copy the info from the USB then paste them into the 2nd...
You need either a crossover cable or a Router. Make a Peer to Peer network or make them both workgroup computers.
>use a switch or a hub if you already have Router/modem. I suggest a router for...