You can find out all you need on their website, here is the section that has to do with registration and requirements: http://www.gju.edu.jo/content/admission-and-registration-department-425
If they are fond of Italian food, then send them to @Romero. they have an intimate garden as well as an indoor seating area. the place is very cosy and they serve nothing but some of the best Italian food in Amman
@Azkadenya and @Lemon Shisha Bistro have great deals. @Da Esmat on rainbow street too they have a buffet for 17.5 jds you can sit indoor or outdoors ( don't miss out on their tiramisu if you go there)
Not all materials can have their color changed, take them to @Jet Tailoring they do some of these things and will help you out of the color can be changed! Good luck :)