Fantasy series:
George R. R. Martin's
Song of Ice and Fire series (
ebooks available)
Lynn Flewelling,
Nightrunner series (dtb only)
Ian Irvine,
The View from the Mirror series (books two and four on
ebooks.com)
Janny Wurts & Raymond E. Feist
Empire trilogy (dtb only)
Stephen King,
Dark Tower series (
ebooks)
Steph Swainston,
The Year of Our War series (first
two as ebooks)
Scott Lynch,
Gentlemen Bastards (
ebooks)
Louise Cooper,
Time Master trilogy (dtb only)
If you want to read stuff outside of series, I strongly suggest you go hunt down all the books ever nominated for the
World Fantasy Award. I did this many years ago, and keep up with it, and I have been richly rewarded.