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Click any underlined term below for additional information.

heatmap – a graphical representation of data where varying degrees of a single metric are shown using colors.

hit – request of a file from a Web server.

house ad – self-promotional ad a company runs on their own site/network to use unsold inventory.

HTML banner – a banner ad using HTML elements, often including interactive forms instead of (or in addition to) standard graphical elements.

HTML email – email that is formatted using Hypertext Markup Language, as opposed to plain text email.

hybrid model – a combination of two or more online marketing payment models.