免费是个好东西，特别是当你有闲胜于有钱时。
这一模式早期的一个例子是在线的电子邮件，你可以免费获得一定的存储空间，当你想要更多空间时，则需要付费。
An early example of this model was online email, where you got a certain amount of storage for free and had to pay for more (see more about this, though, in the section on when free is dangerous).
附送的小礼品可以是一些免费的小贴纸或者是糖果-当你的顾客在打开赠送的礼品，脸上露出微笑，这就对你的回馈。
Depending on the type of product, you could enclose some free stickers or some candy--a little bonus to put a smile on the customer's face when he or she opens your box.
当你开始尝试新的东西时，如果能免费试用下是值得。
When you're starting out with something new, it's worth seeing if you can try it for free.
这些方式很容易评估(尤其是免费的)，然后开始转变努力的方向，尤其是当你看到这些地方存在你的竞争者。
It's easy to see all of these options (especially the free ones) and start to shift your efforts - especially when you see your competitors in all of these places.
这些方式很容易评估(尤其是免费的)，然后开始转变努力的方向，尤其是当你看到这些地方存在你的竞争者。
It's easy to see all of these options (especially the free ones) and start to shift your efforts - especially when you see your competitors in all of these places.
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