Real estate license needs to be renewed every 2 years. Sales Agents and Brokers need to complete atleast 18 hours of Continuing Education to become eligible for renewal. Donald Vaden Sustala has successfully completed following courses as part of qualifying and continuing education.
| Course Name (course number) | Course Provider | Course End Date | Hours |
|---|
| Texas Common Legal Issues in Real Estate (36029) | Champions School of Real Estate, LTD | 2019-12-18 | 4 |
| Selling to Different Generations (33929) | Champions School of Real Estate, LTD | 2019-12-18 | 2 |
| Success Strategies (33606) | Champions School of Real Estate, LTD | 2019-12-18 | 4 |
| Legal Update II (2018-2019) (33198) | Champions School of Real Estate, LTD | 2019-12-18 | 4 |
| Legal Update I (2018-2019) (33197) | Champions School of Real Estate, LTD | 2019-12-18 | 4 |
| Broker Responsibility Course (31450) | Champions School of Real Estate, LTD | 2017-12-19 | 6 |
| Legal Update II (29623) | Lone Star College Tomball | 2017-12-19 | 4 |
| Legal Update I (29622) | Lone Star College Tomball | 2017-12-19 | 4 |
| The New Truth-in-Lending Closing Requirements (29973) | Lone Star College Tomball | 2017-12-05 | 2 |
| Technology Update (29972) | Lone Star College Tomball | 2017-12-05 | 2 |
| Real Estate Resources For The Successful Salesperson (28864) | Lone Star College Tomball | 2015-12-17 | 9 |
| TREC Legal Update MCE (26448) | Lone Star College Tomball | 2015-12-17 | 3 |
| TREC Ethics MCE (26447) | Lone Star College Tomball | 2015-12-17 | 3 |
| TREC Ethics MCE (23559) | Lone Star College Tomball | 2013-02-10 | 3 |
| TREC Legal Update MCE (23558) | Lone Star College Tomball | 2013-02-10 | 3 |
| Texas Real Estate Contracts (22842) | Lone Star College Tomball | 2013-02-10 | 3 |
| BROKER RESPONSIBILITY COURSE (24214) | Real Property Counselors, Inc | 2012-10-31 | 6 |
| TREC LEGAL UPDATE MCE (L) (ONLINE EXAM) (18657) | 360training.com, Inc. | 2011-11-15 | 3 |
| TREC ETHICS MCE (E) (ONLINE EXAM) (18658) | 360training.com, Inc. | 2011-11-09 | 3 |
| LIENS, TAXES AND FORECLOSURES (ONLINE) (17477) | 360training.com, Inc. | 2011-11-08 | 3 |
| HOME INSPECTION (ONLINE) (17475) | 360training.com, Inc. | 2011-10-12 | 3 |
| DEEDS (ONLINE) (17471) | 360training.com, Inc. | 2011-09-12 | 3 |
| TREC LEGAL UPDATE MCE (L) (ONLINE EXAM) (16504) | 360training.com, Inc. | 2009-12-15 | 3 |
| REAL ESTATE MATH (ONLINE) (17481) | 360training.com, Inc. | 2009-12-05 | 3 |
| TREC ETHICS MCE (E) (ONLINE EXAM) (16505) | 360training.com, Inc. | 2009-11-18 | 3 |
| REAL ESTATE APPRAISAL (ONLINE) (17480) | 360training.com, Inc. | 2009-11-02 | 3 |
| ESTIMATING THE GROSS LIVING AREA (ONLINE) (17473) | 360training.com, Inc. | 2009-10-28 | 3 |
| TEXAS REAL ESTATE UPDATE MCE (14342) | BAYLOR UNIV DEPT OF CONT ED | 2006-05-25 | 9 |
| TREC REQUIRED ETHICS AND LEGAL UPDATE MCE (EL) (INCLUDES TREC ET (14315) | BAYLOR UNIV DEPT OF CONT ED | 2006-05-08 | 3 |
| TREC REQUIRED ETHICS AND LEGAL UPDATE MCE (EL) (INCLUDES TREC ET (14315) | BAYLOR UNIV DEPT OF CONT ED | 2006-05-08 | 3 |
| REAL ESTATE MATH I (611) | Austin Community College | 2004-10-14 | 30 |
| REAL ESTATE MARKETING I (511) | Texas A&M University-Commerce | 2004-10-03 | 30 |
| REAL ESTATE LAW I (311) | BAYLOR UNIVERSITY | 2004-09-14 | 30 |
| ALL RELATED (EXCEPT R.E.) (6100) | SCHOOLS FROM WHICH RELATED CREDIT IS ACCEPTED | 2004-08-31 | 540 |
| APPRAISAL IX (219) | BAYLOR UNIVERSITY | 2004-08-20 | 30 |
| PRINCIPLES OF REAL ESTATE I (111) | Hall Real Estate Institute | 2004-01-11 | 30 |
| REAL ESTATE FINANCE I (411) | Hall Real Estate Institute | 2003-01-26 | 30 |
| LAW OF CONTRACTS (1200) | Central Texas School Of Real Estate | 2001-12-23 | 30 |
| LAW OF AGENCY (1111) | Hall Real Estate Institute | 2001-12-02 | 30 |
| Principles of Real Estate II (112) | Hall Real Estate Institute | 2001-10-21 | 30 |
| ALL RELATED (EXCEPT R.E.) (6100) | SCHOOLS FROM WHICH RELATED CREDIT IS ACCEPTED | 2001-02-05 | 90 |