Run it on Win2000 with Terminal services or Citrix-Metaframe

Greetings

>Hi All:
>
>I Have a aplication that runs ok, in single and net enviroment , but my clients are demandind more and more often that the app can run on a modem basis (preference on internet) so they can connect to a store and find out what there total stock is !
>
>My problem is that I dont know how to do it !
>My app is just to heavy to run in a modem line (to many tables , screens etc...).
>Any of you can give or tell me where to find good examples ?
>it can be even simple ones, so i could test !
>
>TIA