Online Ad Trends:

• Google tests display ads in Gmail.

• Vibrant Media puts digital ads in context.

• Is do not track a pie in the sky?

Mobile Marketing:

• Mobile app explosion means boom for mobile ads.

• Some say NFC payments will catch on slowly, even with Apple involved.

• Box.net and the Freemium business app.

• Facebook deals come to Android app.

Mobile Computing:

• The cost of switching your AT&T to Verizon.

Internet Trends:

• Internet addresses approach exhaustion.

Ecommerce:

• Amazon's sales grow 36%, more ebooks than paperbacks.

Social Media:

• Tweetdeck busts the 140-character limit with Deck.ly.

• Four big Facebook projects that will probably launch.

• LivingSocial closes the gap.