Rule of 7 dating
For this, you may want to use some special tricks and strategies.You may be targeting the exact type of customers for your product or service.But there are chances that they may not need your product yet.This is the main reason why people do not buy your products or services. More they hear about you, higher they will accept you.
Rule of seven is one of the oldest, but practical concepts in marketing.
Similarly, rule of seven can be applied to many other areas, where the consumers are concerned.