"Interpreting: Getting it Right" (Guide for interpreting buyers, by the ATA)

For non-linguists. A straightforward brochure that explains the where, why, and how of professional interpreting services. It's a quick read that offers practical, hands-on information for language services consumers, perfect for client education.

http://www.atanet.org/docs/Getting_it_right_int.pdf

10 Facts about public speaking

http://www.slideshare.net/soappresentations/10-presentation-facts-you-should-know-25516540

Business School for Translators

The Business School for Translators is a 5-week long course on practical business knowledge and skills you need in our profession. 
http://www.ecpdwebinars.co.uk/page_2799144.html