NOTE: Adobe certifies this program to run under version 10.4.3, specifically!
Newer OSX version will not work with Acrobat 8, this version too old

Adobe Acrobat 8 Professional software enables business professionals to
reliably create, combine, and control Adobe PDF documents for easy, more
secure distribution, collaboration, and data collection.

http://www.adobe.com/products/acrobatpro/productinfo/systemreqs/