For pricing, please visit the Schrodinger Sales Center and complete the online form. An account manager will contact you as soon as possible.
For tech support, paying customers may email firstname.lastname@example.org from their registered email address (please provide your invoice number). If you are not a sponsor, please visit http://pymolwiki.org and https://lists.sourceforge.net/lists/listinfo/pymol-users to get answers.
For bug reporting, please provide a brief description of the problem, the exact steps leading up to the problem, the version of PyMOL being used (eg. 1.8.6 open-source 32-bit), the operating system being used (eg., Mac OS X 10.12, Windows 10 64-bit), and any other relevant details.