This only cost me about $8 to build.
I bought a piece of 12"12" slate from Home Depot, measured out the size of the pieces that I wanted. Cut them and then used aquarium glue to glue it all together.
She is obviously getting the tank and stand from the LFS so why does everyone keep mentioning to her craiglist. About the fish if they look healthy and the tanks look clean I would probably buy them and then quarintine them once I got home.