The limit on RV items is three per character per day. So, if you have other characters, you can order three items with each of them. Or, if you time travel to a different day, you can order three more items with a character you already ordered three with today.
Certainly, ExpertaEnNada. I'll add you. Are you ready to visit now? And how many times would you like to visit (you'll need to TT between each one if you have only one character)?