You can brand water. Well, in this case, the brand is printed on the containers. Hence, while the participants of the conference are playing their part in the event, you may distribute promotional water. Expect that they will most likely make use of this water, maximizing the capability to promote on itself in just an instant.
This technique can also be applied even if the conference is not done for promoting a product. Take in a company conference. The bosses will be impressed if they see how the workplace is branded, even in bottled promo water. This is how promo water boozes confidence and loyalty in the company. So, if you are thinking of how a conference can only be successful, do not miss out on promo water.
If you are looking for branded promotional items you can click Promotional Merchandise.