And the latest is ...
Does your company distribute Adobe Reader to employees? ... if so, make sure you have a valid Distribution License.
Now it's not as onerous as it sounds - it can all be done online, so lets look at some of the detail.
When do I need it?
A Distribution License Agreement is required for:
Note: You do not need to apply for a Reader Distribution License if you prefer to direct users from your website to Adobe.com to download Reader.
What does the Agreement allow me to do?
You will be authorised to:
What are the key restrictions?
Ok, got it ... what do I do now?
You'll need to apply for a desktop license which will take just a few minutes and is required to determine how you intend to use Reader. After you complete the short online form, you'll receive an email with a link to the installers. You'll also need to mark a renewal date 12 months from receipt to reapply - the agreement is only valid for one year.