add to your list - cheaper.
however, against the "plus" points you should also weigh up a few other considerations. if you are going to use your new licence in the UK is it not wise to learn in UK Met conditions, get a good knowledge of your local flying area and local airspace issues. you are also likely to make friends with other students and pilots at your local airfield, which i have found to be very useful.
if you want to pass your test quickly and cheaply, florida is a good choice, but give consideration to other issues as well.