www.thecopia.com is giving way a ton (well, at least a dozen) great books.
Among the offers:
The Borgias (book that inspired the series)
In the Heat of the Night
God Save the Mark (Edgar winner from Donald Westlake)
Bang the Drum Slowly
Shoeless Joe
Mute Witness (inspired Bullitt)
The House of Doctor Edwards (Spellbound)
The wheel spins(The Lady Vanishes)
There's more, too. You can either use Copia's free eReader or sideload to Nook and other devices.