Thomson are also offering free lift passes on certain dates, not sure if it ties in with your plans, but worth a look. Personally wouldn't touch Balkan with a bargepole, seen too many comments on previous threads about flights changing, etc - not worth the hassle in my opinion, they're not that much cheaper from what I've seen.
Definitely Boro for resort, plenty to do in the evening and enough runs to keep you busy at beginner/intermediate level, don't think too many for the highly ...
Thomson are also offering free lift passes on certain dates, not sure if it ties in with your plans, but worth a look. Personally wouldn't touch Balkan with a bargepole, seen too many comments on previous threads about flights changing, etc - not worth the hassle in my opinion, they're not that much cheaper from what I've seen.
Definitely Boro for resort, plenty to do in the evening and enough runs to keep you busy at beginner/intermediate level, don't think too many for the highly experienced though, something to bear in mind. Have a look on this website, sure there are piste maps you can have a look at. Have fun!!