The CLEAN Show happens every 2 years. This year it is in Las Vegas from June 5-8, 2017.
There are a number of information seminars put on by each of the show's Trade Organizations.
Association for Linen Management(ALM)
Drycleaning & Laundry Institute (DLI)
Textile Rental Services Association of America
Coin Laundry Association (CLA)
Don't limit yourself to only the training put on by your organization. Look at the entire list and you may find some future revenue streams or advertising ideas.
http://www.cleanshow.com/
