E-commerce Campaigns but built as Lead Generation.
Wait a month or two (because you need to have good enough performance from one platform before testing new networks because it’s always an investment to start a new network and therefore a new learning period) and then launch a Facebook remarketing campaign.
UTM Tracking - You might choose to use UTM tracking, which can be setup in the settings of an account, campaign, or ad group.
Conversion Actions - To be able to track a conversion, we would need a "trigger" for that conversion action.
Testing & Double Checking Existing Setups...