Affiliate marketing platforms typically require a specific identifier to be added to your URLs to identify which affiliate brought traffic to your website.
These identifiers are similar to the tokens used by Discount Ninja (for Discount URL based promotions) and can be combined.
Suppose your affiliate links look as follows:
Combine the tokens as follows:
Or the other way around (both formats accomplish the same result):
Note the question mark (?) that separates the URL and the query parameters that follow. Also not the ampersand (&) that splits each query parameter.