Opening two-way communication between marketing participants provides utility.

The statement seems to be incomplete as it doesn't specify which type of utility is provided by opening two-way communication between marketing participants. However, in general, this could refer to several types of utility in marketing:

1. Information Utility: Two-way communication allows for the exchange of information between the company and the customer. This can help the company understand the needs and wants of the customer better, and tailor their products or services accordingly.

2. Time Utility: By allowing for immediate feedback and responses, two-way communication can save time for both the company and the customer. This can increase efficiency and customer satisfaction.

3. Place Utility: Two-way communication can occur regardless of where the company and the customer are located. This can make it easier for customers to reach out to the company, and for the company to respond to customer inquiries.

4. Form Utility: By facilitating customization and personalization, two-way communication can help create products or services that are more suited to the individual needs and preferences of the customer.

5. Possession Utility: Two-way communication can help facilitate the exchange process, making it easier for customers to gain possession of the products or services they desire.

In conclusion, opening two-way communication between marketing participants can provide multiple types of utility, enhancing the overall marketing process and customer experience.