Earlier this week, Facebook began the process for its highly anticipated IPO. The company hopes to raise $5 billion or more in its filing, which is considerable given the company began in a dorm room and has only been around for 8 years.

Microsoft has launched full HTML device targeting for advertisers, so that they can easily target mobile display ads to all handsets that can render full HTML sites (including sites developed for the PC Web). Such devices include iPhone, Android, and full HTML browser Windows phones and Blackberry devices.

Facebook has begun offering keyword suggestions for it’s ads. This could go a long way to help advertisers better target Facebook users.

When a user goes to create an ad on Facebook, they begin the process by designing the ad. Here they select the landing page, the ad copy, and an optional image. Then they are presented with the targeting section, which now features the keyword suggestions.

Yahoo Research released an interesting report this month characterizing individual communication patterns. The report is based upon a study that looked specifically at what times of the day people regularly communicated through email, and found that demographics can be pulled away from this information.

Forrester research has an interesting blog post up looking at the question, "What happens when online CPMs get so close to zero that they make ad-supported businesses unsustainable?" Online publishers might not like some of the answers that can be given in response.

Facebook has launched two targeting filters for Facebook ads. These are language and radius targeting. Both have been heavily in demand by advertisers.

Last month, we reported that MySpace had launched a new self-serve advertising platform, but it was officially announced last night with a name – MyAds (beta). With this platform, users are able to create their own display banner ads with the following advantages working for them (as cited by the social network):

It looks like privacy concerns have put Charter Communications ad targeting plans on hold.

As we reported last month, ISPs are sitting on a wealth of personalized data, but lawmakers have expressed concerns over the methods used to tap into that data–especially "deep packet inspection."