Matrix MLS Tips & Info

How to Access Matrix

Desktop/Laptop/Tablet/Smartphone (no app required): Go to and click the “I’m a Member” button to log into the SIMPLE portal

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Matrix Assistance

  • Visit the HELP tab in Matrix™ – Once logged into Matrix™, visit the HELP tab for assistance.
  • GRAR Member Services is available during business hours, Mon.-Thu. from 8:30-4:30pm and Fridays from 9:30-4:30pm. Send questions to or call 585-292-5000.
  • Contact AnswerLink, M-F from 8:30am-8:30pm and Sat/Sun from 8:30am-3:30pm at 888-825-5472.
  • To report a listing violation, contact with listing number and nature of the violation (all reports confidential).

Matrix How-to PDF Guides

Matrix Video Training

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