Separate strategy, production, and capacityMost explainer video services sell one or more of these layers. Figure: Three layers of explainer video services: strategy, production, and ongoing capacityCompare explainer video services on the same scopeWrite a brief that produces comparable proposalsVague requests create vague proposals. TapVid is an Explainer Video Engine that turns existing content into a structured explainer. Figure: Explainer video service contract checklist for scope, revisions, rights, and updatesMake the final buying decisionDecide based on update frequencyThe first video is only part of the buying decision. Choose an Explainer Video Engine when approved content changes often and you need reviewable output without rebuilding every scene manually.