Which of the following social networking websites do you currently have an account with? (Check all that apply)

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* 1. Which of the following social networking websites do you currently have an account with? (Check all that apply)

In a typical week, how likely are you to use social networking websites?

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* 2. In a typical week, how likely are you to use social networking websites?

In a typical week, which of the following social networking websites do you use most often?

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* 3. In a typical week, which of the following social networking websites do you use most often?

In a typical week, about how much time do you spend using social networking websites?

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* 4. In a typical week, about how much time do you spend using social networking websites?

About how many "friends" do you currently have on social networking websites?

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* 5. About how many "friends" do you currently have on social networking websites?

About how many of your "friends" on social networking websites have you met in person?

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* 6. About how many of your "friends" on social networking websites have you met in person?

If you could use only one of the following social networking services, which would you use?

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* 7. If you could use only one of the following social networking services, which would you use?

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