Upsell
Selling an existing client more of what they already buy - a bigger retainer, more hours or a higher tier - to grow the account.
For example, a client on a $3,000 content retainer is delivering results, so the agency proposes a $5,000 tier that adds distribution and reporting. The client expands because the value is already proven, with no new acquisition cost.
Why it matters to agencies: upselling existing clients is the cheapest growth there is - no acquisition cost, and trust is already established. It is the main engine behind net revenue retention above 100%, where the book grows even without winning anyone new.
expanding a happy client is far cheaper than winning a new one
- Pushing an upsell before delivering the core result.
- Upselling what you want to sell, not what they need.
- No natural trigger, so it feels like a hard sell.
What is an upsell?
Selling an existing client more of what they already buy - a bigger retainer, more hours or a higher tier - to grow the account.
What is the difference between upsell and cross-sell?
Upsell is more of the same service - a bigger retainer or higher tier; cross-sell is a different, complementary service.
When should you upsell a client?
Once you have delivered clear results and the relationship is healthy - expansion lands best from a position of proven value.
Why is upselling cheaper than new business?
There is no acquisition cost and trust already exists, so expansion revenue is far more profitable than an equivalent new client.