week 5 Legal system

Name of video: Uk system visa system.23 Mar 2011.
http://www.youtube.com/ukhomeoffice#p/u/4/upVZrBtziGU

Five questions of Doris.1.what the UK student system want todo?
                                    2.What it is estimated?
                                    3.By how many the student visa will reduce in  next 3 years ?
                                    4.What are the people are doing ?
                                    5.What are they provide?