Sometimes I have to post things just because I want to remember them.  This is a great article by Hollis Thomases listing the variety of services that allow for self-service online ad buying.  Ok we all know that the search engines allow us to do this but there are scores of other services as well.  We have not tested all of these and there are certainly many pitfalls out there but for research’s sake this list is a good place to start.

Self-Serve Display Ads

• AdReady. AdReady builds custom ads by target audience and buy your campaign within the AdReady solution.
• Adroll.com. AdRoll offers niche publishers and uses a proprietary visitor rating system to match advertisers with publishers.
• Blogads. Blogads’ ad units combine an image with linked text.
• Entrecard.com (beta). Entrecard distributes 125 x 125 display ads across its blog network.
• Federated Media Publishing. Ads are placed on blogs within its network.
• Mochi Media. Mochi Media offers in-game (pre-load) 300 x 250 display ads.
• Pennyweb. AdDynamix and the Pennyweb Network comprise a wide range of specialty-content Web sites and premium publishers.

Self-Serve Text and Contextually Targeted Ads

• AdBrite. AdBrite offers banner, text ads, and its own format offerings.
• Clicksor. The “Standard” account option is self-serve.
• ContextWeb. Text and display ads are purchased in an auction exchange.
• Marchex Adhere. Adhere offers contextual and display ads.
• Text Link Ads. The ads offered are primarily for SEO (define).

Self-Serve Multiple Ad Types

• Ad Onion. Ad Onion offers text and display ads.
• AdEngage. AdEngage offers text and display ads.
• AdOn Network. AdOn offers display, search, mobile, and “background” ads.
• AOL Advertising (formerly Platform-A). AOL Advertising offers Quigo (contextual ads), Bid Place (banners), and LeadBack.com (retargeting).
• Pheedo. Pheedo offers display, text, and proprietary formats, all delivered via RSS readers, start pages, and widgets.
• Technorati Engage (beta). Ads are delivered to blogs and specialized niche content sites.

Self-Serve Lead Generation

• Pontiflex. A transparent cost-per-lead market

Self-Serve Local Ads

• MSNBC. MSNBC sells its ad space to small and local businesses through a partnership with AdReady.
• NYTimes.com. Like MSNBC, NYTimes.com has partnered with AdReady to offer $5 CPMs (define) to local small businesses.
• Trulia Pro. Trulia Pro is a real estate advertising solution.
• Yahoo. My Display Ads program wins over local advertisers and converts search advertisers to display.

Self-Serve Social Media Ads

• Facebook. Facebook allows you to quickly create image and text-based ads. You can advertise your own Web page or something on Facebook, like a Page or an Event, and you can choose CPC (define) or CPM.
• MySpace. MyAds serves banners based on user hobbies, interests, age, gender, and location.

Self-Serve Mobile Ads

• AdMob. Text and image ads are available.
• Adfonic. Adfonic is a self-service mobile advertising marketplace.
• Jumptap. TapMatch provides a variety of targeting through mobile for text or banner ads.
• Millennial Media. The DeckTrade solution is for CPC mobile advertising.
• Mojiva. Mojiva is a bid auction environment for mobile advertising.
• Velti. All aspects of mobile advertising are offered.
• Zeep Media. Zeep Media offers SMS advertising.

Self-Serve Video Ads

• FourSpots. FourSpots allows advertisers to quickly and easily create, customize, and place video and banner ads from ad templates.
• Jivox. Jivox is specifically geared toward local businesses.