I would write this in spanish, but I think you will understand it better in english.
Well, if you want to do it with the "follow me" script, you would have to do the same thing in every warp point so that it follows you always. I think you can do it with ASM, but its your choice (but ASM is veeery dificult!)
Also, I didnt understand the second half of the text (the questions), write them in english if you want :)