许多成功的营销佳话都源自定位精良的利基。
Most successful marketing tales begin and end with a well-plumbed niche.
真正的利润是你一次成功的营销之后反复不断交给你的业务。
The real profits come after you\'ve made the sale, in the form of repeat and referral business.
真正的利润是你一次成功的营销之后反复不断交给你的业务。
The real profits come after you've made the sale, in the form of repeat and referral business.
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