It doesn't look like much is going on during the week of my July stay. I wonder if you can use the list to figure out what convention is where and then call that hotel and try to get the group rate.
/american-college-of-addictionology--compulsive-disorders---acacd---comprehensive-mechanisms--dynamics-of-addictions--compulsive-disorders-physical--pharmacological/144035 total of 40 attending
globalshop2014 total of 10,000 attending
what is minimum number of people to attend a convention to be considered a convention?