Online Advertising

Online Advertising is Advertising on the Internet.

The are two sides to online advertising. A legitimate one. And an illegitimate one. The legitimate side of online advertising includes advertising networks and opt-in e-mail advertising. The illegitimate side is dominated by spamming.

Online advertising is delivered by web servers to browsers. In some many cases, ads can be delivered by a central ad server to a browser.

Related Terms

• Advertising Network
• Banner ad
• central ad server
• click fraud
• Click Through Rate
• Cost Per Action
• Cost Per Click
• Cost Per Impression
• Cost Per Mille
• Cost Per Time
• CPA
• CPC
• CPM
• CPT
• CTR
• eCPA
• eCPM
• effective Cost Per Action
• effective Cost Per Mille
• e-mail spam
• opt-in e-mail advertising
• pay per click
• Pop-up ad
• Spamming