If you print publicity materials — news releases, fact sheets, biographies, backgrounders, etc. — make sure every sheet includes 24X7X365 contact info.
Make it easy on your readers. Include

Your name,
Company name,
Phone number(s), and
Email address

on every page.
That way, no one will have to look very hard (or far) to know how to get in touch with you.

Everything I wrote in “Politis PR Tip #53: Printed News Releases Still Matter” applies to every other piece of public relations information/material you can think of:

Company Facts Sheets,
Product/Service Facts Sheets,
Company Backgrounders,
Product/Service Backgrounders,
White Papers,
Industry Overviews,
Bios,
Spec Sheets,
Q&As (Question & Answer documents),
FAQs (Frequently Asked Question documents),
Company Histories,
Timelines,
PowerPoint Presentations,
Financial Tables,
and more.

For all of the occasions/events/venues listed in Tip #53, [...]

If you work in public relations and do NOT include some form of around-the-clock contact information on every PR document you distribute to journalists, you are a fool.
What am I talking about? Just about anything, such as:

Press releases.
News briefs.
Media alerts.
Fact sheets.
FAQs.
Q&As.
White Papers.
Industry Overviews.
Biographies.
Photos.
Graphic Images.
Business Cards.
News Releases.
Websites.
Etc., etc., etc.

If a journalist is on deadline and he [...]