I think, by far the most informative T4 forum on the Internet, with probably the most helpful forum members you'll find anywhere .............. that's why I've been a member here for so long myself!
Don't be afraid to ask questions mate, don't forget to use the 'Search' box, you should be able to find just about anything on the forum, can't find it? we'll point you in the right direction.
Looks like you've already found your future T4, don't forget to post a picture of it when you finally get it.
Due to get my first T4 at the end of the month and I'm already worrying! It's a 2002 1.9td with about 115,000 miles and some service history plus camping interior and pop-top. Looks in great condition. I've paid for HPi checks and everything looks good (apart from 2nd previous owner...