Reference Guide - Distribution channels

From SRP API Docs

Distribution channels

DS4
Direct
Sales are made directly to the end investor via the internet, the telephone or post.
DS2
Financial Advisers
Sales are made via independent advisers that are not employed by the Provider or Provider Group, sometimes paying a commission on the amount invested.
DS3
Salesforce
Sales are made via a tied salesforce owned by the Provider or Provider Group, often based in bank branches.