I wish it would actually allow me to join a flashpoint/etc that i was slightly to high a level for. Just cause I am lv 38 I can't use it for a mission that is 32-36 of whatever? There are several missions I have skipped from before this finder was available.
Lets not forget that Emporer, Vadar, Bane, etc weren't actually Sith since Sith is an actual species since we getting all technical about it, lol
(hey, i just read revan so sue me )
Way to hard to answer... New Republic has a special place in my heart only because it was my first.
Anything Zahn #1
and DK is right behind him.
SOOOOOO many great books though, it is impossible to single even just a couple out.
Death Star
Coruscant Nights
Medstar