(37)The EETS is a market-based service and therefore EETS providers should not be obliged to provide their services across the Union. However, in the interest of users, EETS providers should cover all EETS domains in any Member State in which they decide to provide their services. Furthermore, the Commission should assess whether the flexibility given to EETS providers leads to the exclusion from EETS of small or peripheral EETS domains, and, if it finds that it does, take action where necessary.