Symptoms
Can you combine multiple SharePoint lists in to PDF.
Diagnoses
Currently there is one process which requires that we combine files in a SharePoint library into one PDF.
Resolution
Currently not directly through K2. This however can be done with a third party company:
http://www.k2.com/partners/muhimbi
http://blog.muhimbi.com/2015/03/converting-merging-watermarking_4.html