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. Shirley C Mastenbrook has successfully completed following courses as part of qualifying and continuing education.
| Course Name (course number) | Course Provider | Course End Date | Hours |
|---|
| TREC Contracts 101 (33933) | 123CE, Inc. | 2018-03-30 | 4 |
| Legal Update II (33198) | 123CE, Inc. | 2018-03-29 | 4 |
| Legal Update I (33197) | 123CE, Inc. | 2018-03-28 | 4 |
| Fair Housing 101 (33938) | 123CE, Inc. | 2018-03-18 | 3 |
| RESPA 101 (33936) | 123CE, Inc. | 2018-03-18 | 3 |
| Strategies for Career Excellence (29975) | Champions School of Real Estate, LTD | 2016-02-26 | 8 |
| Technology Update (29978) | Champions School of Real Estate, LTD | 2016-02-25 | 2 |
| Legal Update II (29623) | Champions School of Real Estate, LTD | 2016-02-25 | 4 |
| Legal Update I (29622) | Champions School of Real Estate, LTD | 2016-02-25 | 4 |
| Prospering In The Hot Texas Market (26446) | Champions School of Real Estate, LTD | 2014-02-04 | 9 |
| TREC Ethics MCE (26393) | Champions School of Real Estate, LTD | 2014-02-03 | 3 |
| TREC Legal Update MCE (26392) | Champions School of Real Estate, LTD | 2014-02-03 | 3 |
| REAL ESTATE GAME CHANGERS (23783) | Champions School of Real Estate, LTD | 2012-03-20 | 9 |
| TREC Ethics MCE (23556) | Champions School of Real Estate, LTD | 2012-03-19 | 3 |
| TREC Legal Update MCE (23555) | Champions School of Real Estate, LTD | 2012-03-19 | 3 |
| TREC ETHICS MCE (E) (18650) | Real Estate Training and Technology Licensing School | 2010-02-27 | 3 |
| TREC LEGAL UPDATE MCE (L) (18649) | Real Estate Training and Technology Licensing School | 2010-02-27 | 3 |
| ADVANCED HOUSE PRICING WORKSHOP FOR A CHANGING MARKET (17959) | Real Estate Training and Technology Licensing School | 2010-02-26 | 3 |
| RETIRE WEALTHY FROM REAL ESTATE AT AN EARLIER AGE (17227) | Real Estate Training and Technology Licensing School | 2010-02-26 | 3 |
| TAKE THE LISTING ALMOST EVERYTIME, IF YOU WANT IT (17177) | Real Estate Training and Technology Licensing School | 2010-02-26 | 3 |
| KEEPING CURRENT WITH TEXAS REAL ESTATE MCE (EL) (INCLUDES TREC L (14167) | Richland College | 2008-02-03 | 9 |
| KEEPING CURRENT WITH TEXAS REAL ESTATE MCE (EL) (INCLUDES TREC L (14167) | Richland College | 2008-02-03 | 3 |
| CCCC REAL ESTATE MCE (INCLUDES TREC L&E) (14145) | COLLIN COUNTY COMM COLLEGE DIST | 2006-02-18 | 9 |
| CCCC REAL ESTATE MCE (INCLUDES TREC L&E) (14145) | COLLIN COUNTY COMM COLLEGE DIST | 2006-02-18 | 3 |
| CCCC REAL ESTATE MCE (12509) | COLLIN COUNTY COMM COLLEGE DIST | 2004-01-24 | 3 |
| CCCC REAL ESTATE MCE (12509) | COLLIN COUNTY COMM COLLEGE DIST | 2004-01-24 | 12 |
| CCCC REAL ESTATE MCE (11689) | COLLIN COUNTY COMM COLLEGE DIST | 2002-03-09 | 3 |
| CCCC REAL ESTATE MCE (11689) | COLLIN COUNTY COMM COLLEGE DIST | 2002-03-09 | 12 |
| CCCC REAL ESTATE MCE (11109) | COLLIN COUNTY COMM COLLEGE DIST | 2000-03-18 | 3 |
| CCCC REAL ESTATE MCE (11109) | COLLIN COUNTY COMM COLLEGE DIST | 2000-03-18 | 12 |
| CCCC REAL ESTATE MCE (10729) | COLLIN COUNTY COMM COLLEGE DIST | 1998-02-07 | 3 |
| CCCC REAL ESTATE MCE (10729) | COLLIN COUNTY COMM COLLEGE DIST | 1998-02-07 | 12 |
| REAL ESTATE MCE UPDATE (10407) | COLLIN COUNTY COMM COLLEGE DIST | 1996-01-20 | 3 |
| REAL ESTATE MCE UPDATE (10407) | COLLIN COUNTY COMM COLLEGE DIST | 1996-01-20 | 12 |
| KEEPING CURRENT WITH TEXAS REAL ESTATE (10163) | COLLIN COUNTY COMM COLLEGE DIST | 1994-01-22 | 9 |
| KEEPING CURRENT WITH TEXAS REAL ESTATE (10163) | COLLIN COUNTY COMM COLLEGE DIST | 1994-01-22 | 6 |
| CURRENT ISSUES IN REAL ESTATE (10046) | COLLIN COUNTY COMM COLLEGE DIST | 1991-08-24 | 9 |
| CURRENT ISSUES IN REAL ESTATE (10046) | COLLIN COUNTY COMM COLLEGE DIST | 1991-08-24 | 3 |