Real estate agents in Texas can work only on behalf of a licensed real estate broker. The sponsoring broker for Mary Z Trevino is Big State Real Estate, Inc. (Real Estate Corporation Broker).
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. Mary Z Trevino has successfully completed following courses as part of qualifying and continuing education. 
| Course Name (course number) | Course Provider | Course End Date | Hours | 
|---|
| Handling Multiple Offers & Multiple Buyers (34565) | Texas REALTORS | 2019-10-31 | 2 | 
| Five Super Strategies for Keeping Clients for Life (34790) | Texas REALTORS | 2019-10-07 | 2 | 
| Get Noticed by Writing Effective Listing Descriptions (33474) | Texas REALTORS | 2019-10-03 | 4 | 
| Legal Update II (2018-2019) (33198) | Texas REALTORS | 2019-09-06 | 4 | 
| Legal Update I (2018-2019) (33197) | Texas REALTORS | 2019-09-06 | 4 | 
| Prospering With Trends and Strategies (34829) | Champions School of Real Estate, LTD | 2018-12-20 | 10 | 
| Legal Update II (2018-2019) (33198) | Texas REALTORS | 2018-12-06 | 4 | 
| Legal Update I (2018-2019) (33197) | Texas REALTORS | 2018-12-06 | 4 | 
| Legal Update I (29622) | TARREC | 2017-02-27 | 4 | 
| Real Estate Game Changers (29824) | Lone Star College Tomball | 2017-02-02 | 9 | 
| Positively Outstanding Client Service (28820) | Lone Star College Tomball | 2017-02-02 | 1 | 
| A.N.D. Let's Add (Addenda-Notices-Disclosures) (31373) | Lubbock Association of Realtors, Inc. | 2017-01-26 | 3 | 
| Legal Update II (29623) | Texas REALTORS | 2016-12-16 | 4 | 
| South Plains RE MCE (26516) | South Plains College | 2014-10-17 | 9 | 
| South Plains RE MCE (26516) | South Plains College | 2014-10-17 | 3 | 
| South Plains RE MCE (26516) | South Plains College | 2014-10-17 | 3 | 
| SOUTH PLAINS RE MCE (23773) | South Plains College | 2012-10-12 | 9 | 
| SOUTH PLAINS RE MCE (23773) | South Plains College | 2012-10-12 | 3 | 
| SOUTH PLAINS RE MCE (23773) | South Plains College | 2012-10-12 | 3 | 
| KEEPING CURRENT WITH TEXAS REAL ESTATE MCE (EL) (INCLUDES TREC L (16572) | South Plains College | 2009-12-11 | 9 | 
| KEEPING CURRENT WITH TEXAS REAL ESTATE MCE (EL) (INCLUDES TREC L (16572) | South Plains College | 2009-12-11 | 3 | 
| KEEPING CURRENT WITH TEXAS REAL ESTATE MCE (EL) (INCLUDES TREC L (16572) | South Plains College | 2009-12-11 | 3 | 
| KEEPING CURRENT WITH TEXAS REAL ESTATE MCE (EL) (INCLUDES TREC L (16572) | South Plains College | 2008-11-14 | 9 | 
| KEEPING CURRENT WITH TEXAS REAL ESTATE MCE (EL) (INCLUDES TREC L (16572) | South Plains College | 2008-11-14 | 3 | 
| KEEPING CURRENT WITH TEXAS REAL ESTATE MCE (EL) (INCLUDES TREC L (16572) | South Plains College | 2008-11-14 | 3 | 
| REAL ESTATE RESOURCES FOR THE MILLENNIUM (16070) | Lone Star College Tomball | 2008-01-03 | 9 | 
| TREC LEGAL UPDATE MCE (L) (13837) | Real Estate Education Services | 2007-11-07 | 3 | 
| TREC ETHICS MCE (E) (13836) | Real Estate Education Services | 2007-11-07 | 3 | 
| DO YOU CRUSH THEM OR CARESS'EM? (14769) | Real Estate Education Services | 2007-08-08 | 2 | 
| SECRETS TO SUCCESSFUL SHORT SALES (15070) | Foreclosure Listing Service, Inc. | 2007-05-09 | 3 | 
| TECHVANTAGE - STOP BUYING AND START USING TECHNOLOGY (15210) | COACHING INSTITUTE, INC | 2007-04-17 | 3 | 
| SUCCESSFULLY SELLING HUD HOMES (13729) | MetroTex Association of Realtors, Inc. | 2005-02-01 | 4 | 
| RES INSPECTION RE AGENTS (1021) | Lone Star College Tomball | 2004-12-01 | 30 | 
| ALL RELATED (EXCEPT R.E.) (6100) | SCHOOLS FROM WHICH RELATED CREDIT IS ACCEPTED | 2004-08-31 | 540 | 
| SUCCESSFULLY SELLING HUD HOMES (12880) | Texas REALTORS | 2004-07-29 | 4 | 
| REAL ESTATE MCE UPDATE (NEW COURSE #3482) (12512) | South Plains College | 2003-10-17 | 3 | 
| REAL ESTATE MCE UPDATE (NEW COURSE #3482) (12512) | South Plains College | 2003-10-17 | 12 | 
| REAL ESTATE MCE UPDATE (11691) | South Plains College | 2001-11-16 | 3 | 
| REAL ESTATE MCE UPDATE (11691) | South Plains College | 2001-11-16 | 12 | 
| REAL ESTATE MCE UPDATE (11155) | South Plains College | 1999-11-19 | 3 | 
| REAL ESTATE MCE UPDATE (11155) | South Plains College | 1999-11-19 | 12 | 
| MORTGAGE BASICS FOR REALTORS (11519) | Texas REALTORS | 1999-10-07 | 6 | 
| MORTGAGE BASICS FOR REALTORS (11519) | Texas REALTORS | 1999-10-07 | 1 | 
| REAL ESTATE FINANCE I (411) | SOUTH PLAINS COLLEGE | 1999-05-14 | 30 | 
| REAL ESTATE LAW I (311) | SOUTH PLAINS COLLEGE | 1999-05-14 | 30 | 
| LAW OF CONTRACTS (1200) | SOUTH PLAINS COLLEGE | 1998-05-31 | 45 | 
| REAL ESTATE APPRAISAL I (211) | SOUTH PLAINS COLLEGE | 1997-12-31 | 45 | 
| LAW OF AGENCY (1111) | SOUTH PLAINS COLLEGE | 1997-12-31 | 45 | 
| PRINCIPLES OF REAL ESTATE  I (111) | SOUTH PLAINS COLLEGE | 1996-05-31 | 45 | 
| ALL RELATED (EXCEPT R.E.) (6100) | SCHOOLS FROM WHICH RELATED CREDIT IS ACCEPTED | 1995-10-27 | 90 |