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. Margaret Marshall Barnes has successfully completed following courses as part of qualifying and continuing education.
| Course Name (course number) | Course Provider | Course End Date | Hours |
|---|
| Farm and Ranch Real Estate (33731) | Champions School of Real Estate, LTD | 2018-05-23 | 10 |
| Legal Update II (33198) | Champions School of Real Estate, LTD | 2018-05-23 | 4 |
| Legal Update I (33197) | Champions School of Real Estate, LTD | 2018-05-23 | 4 |
| Strategies for Career Excellence (29975) | Champions School of Real Estate, LTD | 2016-09-16 | 8 |
| Technology Update (29978) | Champions School of Real Estate, LTD | 2016-09-15 | 2 |
| Legal Update II (29623) | Champions School of Real Estate, LTD | 2016-09-15 | 4 |
| Legal Update I (29622) | Champions School of Real Estate, LTD | 2016-09-15 | 4 |
| Prospering In The Hot Texas Market (26446) | Champions School of Real Estate, LTD | 2014-06-06 | 9 |
| TREC Ethics MCE (26393) | Champions School of Real Estate, LTD | 2014-06-05 | 3 |
| TREC Legal Update MCE (26392) | Champions School of Real Estate, LTD | 2014-06-05 | 3 |
| TREC Ethics MCE (23556) | Champions School of Real Estate, LTD | 2012-05-17 | 3 |
| TREC Legal Update MCE (23555) | Champions School of Real Estate, LTD | 2012-05-17 | 3 |
| INSIDER'S GUIDE TO COMMERCIAL REAL ESTATE (19237) | Champions School of Real Estate, LTD | 2012-05-16 | 9 |
| THE 3 T'S TO SUCCESS IN TODAY'S MARKET PLACE: TOOLS, TRENDS & TE (18954) | Champions School of Real Estate, LTD | 2010-06-25 | 9 |
| TREC ETHICS MCE (E) (18650) | Champions School of Real Estate, LTD | 2010-06-24 | 3 |
| TREC LEGAL UPDATE MCE (L) (18649) | Champions School of Real Estate, LTD | 2010-06-24 | 3 |
| MASTERING TREC CONTRACTS (16096) | ALAMO INSTITUTE INC | 2008-05-28 | 8 |
| TREC LEGAL UPDATE (E)(HOUR EXPANDED) (INCLUDES TREC ETHICS) (16548) | ALAMO INSTITUTE INC | 2008-05-18 | 3 |
| TREC LEGAL UPDATE (E)(HOUR EXPANDED) (INCLUDES TREC ETHICS) (16548) | ALAMO INSTITUTE INC | 2008-05-18 | 1 |
| TREC ETHICS MCE (E) (16497) | ALAMO INSTITUTE INC | 2008-05-18 | 3 |
| TREC LEGAL UPDATE MCE (L) (INCLUDES TREC LEGAL) (14446) | Lone Star College Tomball | 2006-05-09 | 3 |
| TREC ETHICS MCE (E) (INCLUDES TREC ETHICS) (14445) | Lone Star College Tomball | 2006-05-09 | 3 |
| A LICENSEE'S GUIDE TO WORKING WITH SENIORS (14350) | Lone Star College Tomball | 2006-05-09 | 15 |
| TREC LEGAL UPDATE W/CONTRACT SUPPLEMENT (L) (INCULDES TREC L) (13902) | ALAMO INSTITUTE INC | 2005-04-27 | 3 |
| TREC LEGAL UPDATE W/CONTRACT SUPPLEMENT (L) (INCULDES TREC L) (13902) | ALAMO INSTITUTE INC | 2005-04-27 | 1 |
| TREC ETHICS MCE (E) (13836) | ALAMO INSTITUTE INC | 2005-04-27 | 3 |
| IDENTIFYING & SOLVING LIABILITY PROBLEMS FOR REALTORS USING "OLD (13562) | ALAMO INSTITUTE INC | 2005-04-26 | 4 |
| PRICING PROPERTY (13299) | ALAMO INSTITUTE INC | 2005-04-26 | 4 |
| ETHICS IN REAL ESTATE (12707) | ALAMO INSTITUTE INC | 2003-02-16 | 3 |
| RISK MANAGEMENT (12486) | ALAMO INSTITUTE INC | 2003-02-15 | 8 |
| IDENTIFYING & SOLVING LIABILITY PROBLEMS FOR REALTORS (USING "OL (12563) | ALAMO INSTITUTE INC | 2003-02-11 | 4 |
| MCE - RISKY BUSINESS (11406) | Kaplan Professional Schools | 2001-01-23 | 7 |
| CONTRACTS & UPDATE (11835) | Kaplan Professional Schools | 2001-01-22 | 8 |
| REAL ESTATE MCE UPDATE (11155) | GEO LEONARD SCH OF REAL ESTATE | 1999-01-19 | 3 |
| REAL ESTATE MCE UPDATE (11155) | GEO LEONARD SCH OF REAL ESTATE | 1999-01-19 | 12 |
| LAW OF CONTRACTS (1200) | LEONARD-HAWES REAL ESTATE SCHOOL | 1998-02-28 | 30 |
| REAL ESTATE MARKETING I (511) | LEONARD-HAWES REAL ESTATE SCHOOL | 1997-02-28 | 30 |
| PRINCIPLES OF REAL ESTATE II (112) | LEONARD-HAWES REAL ESTATE SCHOOL | 1996-01-31 | 30 |
| REAL ESTATE FINANCE I (411) | CENTER FOR CAREER EDUCATION INC. | 1994-12-31 | 30 |
| LAW OF AGENCY (1111) | San Antonio Board of Realtors | 1994-12-31 | 30 |
| PRINCIPLES OF REAL ESTATE I (111) | San Antonio Board of Realtors | 1994-12-31 | 30 |
| ALL RELATED (EXCEPT R.E.) (6100) | SCHOOLS FROM WHICH RELATED CREDIT IS ACCEPTED | 1994-12-08 | 90 |