# Reference

Field references for ACE and Microsoft, and the API payload for creating a referral.

- **[Co-Sell Fields in ACE](/cosell/reference/ace-fields/)**: what AWS expects in each field.
- **[Co-Sell Fields in Microsoft](/cosell/reference/microsoft-fields/)**: solution areas and Solution Play mapping.
- **[Create a Referral via API](/cosell/reference/referral-api/)**: the payload for `POST /org/{orgId}/cosell/referral`.