Just don't be one of those awful market . buys an upscale product KNOWING they most certainly ask for a refund.
And also you can pinpoint the world or Little Rock Arkansas with this ad outcome of the awesome interface and techno-wizardry of Google Adwords.

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User: Marketing Tips, Resources, And Concepts On Starting And Promoting Your Clients, Title: New Member, About: The content of your squeeze page is an article, e-book, or webinar within its own self.

Guest writing is particularly good as it gives you some perceived endorsement of the blog owner.
On the other hand doesn't hurt to make use of the other speeds for special occasions, you'll notice a massive difference.