Some of the area's top events and conferences can be found at Centre de Hassan II Rencontres Internationales. Look up its schedule and see if anything interesting is on while you're in town.
You'll have to make your way to Asilah to reach this events and conferences venue. If you're eager for some sightseeing after you're done, why not check out Paradise Beach? It's close to Centre de Hassan II Rencontres Internationales.