he is talking about the remotes, I didn't do it myself but my parents programmed a remote for my mothers 99 when I discovered it had keyless entry, they followed the directions on the site and it worked fine
- 95 Mystique LS - Zetec/5spd
- 99 Contour SeVT Sport - Duratec/5spd
Official NE-CEG Contour/Mustang Family