This marketing mix diagram is useful for showing who the target market is, considering the four Cs: Clients, Costs, Communications, and Convenience.
Text in this example:
TARGET MARKET
CLIENTS
find what the customer wants and needs. Then create the product, service, or solution.
COSTS
consider all costs involved in satisfying your clients, including costs that clients themselves will have to incur to satisfy their needs
COMMUNICATIONS
all interactions between your organization and clients
CONVENIENCE
how and where does the customer want to purchase?