Best practices for commissioning refrigeration system remote monitoring and diagnostics include thorough system testing, sensor calibration, and data validation. It is essential to ensure that all sensors and devices are properly installed, calibrated, and configured to provide accurate and reliable data. Additionally, data validation and quality control measures should be implemented to ensure that data is accurate and reliable. Finally, training and support should be provided to HVACR professionals to ensure effective use of the remote monitoring and diagnostics system.