From what I have read, these files may be a little harder to deal with. (DRM)

Electronic version of a book or other publication saved in the Microsoft LIT format; includes digital rights management (DRM) information, which protects copyrights by limiting the systems each book can be read on; uses ClearType technology to improve readbility.

If this is in fact what you are refering to, as far as Ebooks, There are several other file extensions that may be easier to deal with. See this Sub-Forum for more info. Audiobook & karaoke issues

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