An operating agreement lays out the expectations for all members of your Texas LLC, their roles, rights and responsibilities. An experienced LLC attorney can guide you through the process of developing an operating agreement that addresses all of the needs of your company.Operating agreements are not required for LLCs in Texas, and you do not need to file anything with the State regarding your operating agreement. An LLC management agreement is needed when an LLC opts to appoint a manager to run the daytoday business operations. Drafting an operating agreement. An operating agreement outlines the management structure, roles, and responsibilities of the members. The name and Texas address of the registered agent; • The name and address of the organizer filing the certificate. You can write your own agreement, or fill out our attorney-drafted template to generate your manager-managed LLC operating agreement for free. Alternatively, a manager-managed LLC structure separates the members from the management authority. BIRDY PROPERTIES, LLC, CRMC® will only collect or expect the management fee listed in paragraph 11a on rent collected. b.