&s3=640fe8bee635ef0001e2a970&s1=10 May 2026

These snippets of text, known as , are appended to the end of a URL to pass data to a server or analytics platform.

: The "s1" key is another tracking variable, often representing a campaign ID , placement ID , or affiliate level . In this case, "10" is the specific value assigned to that identifier. 📈 Role in Marketing Analytics &s3=640fe8bee635ef0001e2a970&s1=10

These parameters allow marketers to perform "Parameter Mapping" to ensure data from clicks and conversions is interpreted correctly. These snippets of text, known as , are

: The "s3" key typically acts as a SubID or custom identifier . The value 640fe8bee635ef0001e2a970 is a unique alphanumeric string (often a MongoDB ObjectId or a session hash) used to identify a specific traffic source, click event, or user session. 📈 Role in Marketing Analytics These parameters allow