Facebook and iPhone are among the most obvious platforms that marketers could use to promote their third party apps among their target user base. A study by Quattro Wireless (now acquired by Apple) surveyed marketers on their most preferred platform. Here are the results ranked by percent of respondents

1. Facebook : 78.9%
2. iPhone : 62.1%
3. Own branded site/community : 35.8%
4. MySpace : 25.3%
5. Android : 9.5%
6. RIM : 9.5%
7. Palm : 6.3%
Others : 15.8%

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