SAmpler Rules is a file that enables you to configure your custom rules for auto correlation. In case ICorrelate misses the dynamic values that needs to be correlated, you can add your custom boundaries in the form of SAR file.
Below is the template of SAR file:
E.g. below is the sample SAR file with two rules which extracts the title of the web page and the order ID.
extractTitle <title>(.+?)</title> extractOrderID orderID\=(.+?)\"