Do you need access to an undeveloped property for a public outreach opportunity? The Rio Brazos Audubon Society and the Texas Master Naturalists program are two of many organizations that use ENRTA for their public outreach. Please follow our ENRTA Use Guidelines when on property. Please complete the General Use Request Form and return to Rider Combs, Property Manager (Contacts). Some activities may require a Liability Form, which can be coordinated with Combs.