You may copy and distribute the Document in any medium, either - commercially or noncommercially, provided that this License, the - copyright notices, and the license notice saying this License applies to - the Document are reproduced in all copies, and that you add no other - conditions whatsoever to those of this License. You may not use technical - measures to obstruct or control the reading or further copying of the - copies you make or distribute. However, you may accept compensation in - exchange for copies. If you distribute a large enough number of copies - you must also follow the conditions in section 3.
You may also lend copies, under the same conditions stated above, - and you may publicly display copies.