Moral: if you're going to do tiered pricing, make sure the tiers are small enough that they start filling in quickly!
这告诉我们：如果你要采用分层定价，一定确保各层之间的差距要足够小，并且能被快速填充。
Moral: if you're going to do tiered pricing, make sure the tiers are small enough that they start filling in quickly!
这告诉我们：如果你要采用分层定价，一定确保各层之间的差距要足够小，并且能被快速填充。
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