In fact, you can use PPC to test everything from your product offerings and price points to your AD headlines and sales copy.

实际上，你可以用付费点击广告测试所有的东西。从产品的品种和价格，到广告标题和广告辞。

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To make a product you need to test it.

为了制造一个产品你就得测试产品。

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Myth: You can't test if you don't have a product to test.

谬论：如果你没有完成的产品那么你就不能做测试。

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If you cannot sell your product without relying on consumer weakness, without running experiments to test which behavioral failures you can take advantage of, maybe you should be selling another product.

FORBES: The Ethics of "Manipulative" Product Rebates

The microjob market also lets you test the waters for a product or service.

FORBES: Can't Get a Job? Get a Microjob!

When they hear those terms, many people think it means that certain elements of the product (or service) that you are about to test are locked in place.

FORBES: If You Have To Fail -- And You Do -- Fail Forward