Software Shelf today announced the release of Print Manager Plus 6.0 for Mac OS X for SOHO (Small Office, Home Office), Small Business and Enterprise markets. The software accounts for and bills-back printing, automatically itemizes costs for every print job, enables charging for all costs connected with printing and provide a fair profit to any business that does any kind of printing for clients. Pricing for Print Manager Plus 6.0 starts at US$99.00.