
Acquiring a new customer is expensive and hard. Selling something new to a customer who already trusts you is neither. Yet most organizations quietly forget to market to the people who are already paying them, probably because we interact with them every day and assume the work is done. It is not.
The 60 to 70 Percent Rule
Your probability of selling something additional to an existing customer sits between 60 and 70 percent. Compare that to the 5 to 20 percent you see on new acquisition and you realize how much revenue is hiding in your active book.
The reason is trust. And here is the critical part: rapport and trust are the same thing. You do not get to trust without rapport, and trust is not a one-time deposit. It requires continual investment. Deliver something that falls short of the expectation you set, and the balance erodes quickly.
You Have a Moral Obligation
When a customer has been with you for 18 months and things are going well, I genuinely believe you have a moral obligation to keep helping them grow. That means bringing them new ideas, new data, and new solutions proactively. If you do not, someone else will come in and eat your lunch.
The seller who thinks, “Colleen is already spending 500 dollars a month with me, I do not want to upset the apple cart,” is not protecting the relationship. They are leaving the door open for a competitor.
Why Marketing to Customers Actually Works Better
A few reasons this motion outperforms cold acquisition:
- They already know your brand voice and are more likely to open the email
- They have experienced the quality of what you deliver
- They trust your recommendations because of the track record
- 92 percent of people trust recommendations from someone they know, and by this point, that is you
The Channels I Actually Use
You do not need a massive stack to market to existing customers. Here is what works:
- Email newsletters with genuinely useful information
- Direct mail, because almost nobody does it anymore and people love real mail
- Targeted digital ads to your customer list
- Quarterly business reviews that introduce new opportunities
- Community events and customer exclusive content
Protect the Trust Deposit
If there is one thing I want every seller and marketer to take from this, it is that the trust account works both ways. When things go wrong, be the first to surface it. When things go right, reinforce it. Customers who feel ignored between sales are the easiest to poach.
For more on this theme, pair this with my post on converting leads with existing clients, and my take on the trust matrix in every sales conversation.
Here is your homework for the week. Pull your top 20 customer list. Has anyone on it received a genuinely valuable touch from you in the last 30 days? If the answer is no, that is your first campaign.