Com or call 512-427-1806. Please fill out the registration form below.What Do You Need Help With? You must remain in good standing with the State Bar in order to practice law in Texas. David L Cook Jr Atty At Law. Bar Card Number: 04752800. This set provides coverage of every aspect of probate law and estate and trust administration in Texas. It includes sample forms and letters. Nicole Olvera Cook focuses her practice on commercial real estate transactions and financing. She has extensive experience representing lenders.