There are three major categories of facebook campaigns, awareness, consideration and conversion. Lets discuss all of them in detail. Awareness : Awareness has two sub campaign types brand awareness and reach. In this type of campaign, facebook optimizes your campaigns to reach maximum number of people. When you compare this campaign with some other type of campaign, you will see a huge difference. For example : if you compare awareness campaign with engagement campaign, there is a huge cost difference. In engagement campaign, the cost per 1000 impressions is Rs.200 whereas in awareness campaign, the cost for the same number of impressions is Rs.10.