How many of the knowledge workers in your organization do not have full PDF functionality on their desktops?
Do you have to limit the number of Adobe Acrobat licenses in your organization - and if so, is it because of cost?
How important is it to you to have a choice, with regard to perpetual licenses versus a subscription model?
Are you being audited by Adobe and are you looking for alternatives?
If you could find a single, full-featured PDF solution that can be deployed across your organization at much lower cost, would you consider making a change?