Responsibily targeting your guests is an essential components of ANY event, be it corporate, social, or otherwise.
Targeting your approach to definable groups makes sense, and saves both cost and effort to maximize ROI.
With Event Lead, you are able to define custom informtion types; either to be collected on registraiton, or to be added to by event staff. Having such specific guest-focused information makes all efforts easier. Something as simple as defining a highly valued guest as a 'VIP' defines the activities and roles of all staff concerning that guest.