> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.topremit.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# What is the function of a referral code when signing up?

The referral code is **optional**.
If you have one, enter it during sign-up to receive rewards based on the referral program terms.