Awww no! :'( You don't have wifi! Do you think you'll get it soon? Yeah opening a trade shop seems like it'd be a lot of fun and trading is really fun, so I hope you can get some wifi soon for the experience! :P
I've looked there and Iloveeevee has made some beautiful CSS templates! I'm using those as inspiration. It's looking pretty good right now :). Now I just have to put the pokemon in the shop :P. You should check it out once its finished!