Select Platform
Games:
The version number can be found in the top right corner of the main menu after starting the game. 1.63 and below: Version Number can be found in the main menu, bottom left-ish.
Follow the instruction described here. If it doesn't help, proceed with submitting the ticket.
To save System Information, hold the Option/Alt button, click on the Apple menu, select "System Information..." and go to "File" → "Save/Save As...".
You can attach a file to your report e.g. a screenshot for graphics issues. Limit: 12 MB