| Tenant | One FrontSpin account. A Salesforce org can talk to several. |
| Tenant ID | The number identifying a tenant, e.g. 100142. |
| Instance | The Salesforce configuration describing how to reach one tenant. |
| Record Type | The Salesforce label that decides which tenant a record belongs to. |
| Developer name | A Record Type's unchanging internal name. Configuration refers to this, not the label. |
| Configuration row | The record joining Record Types to a tenant. |
| Routing rule | In multi-tenant orgs, the record saying which Record Type goes to which instance. |
| Routing mode | LEGACY, CONFIGURATION or STRICT. How strictly routing is applied. |
| Named Credential | Where Salesforce keeps the API key, so code never sees it. |
| Webhook | A message FrontSpin sends your org when something happens. |
| URL token | The secret ending of the webhook address, identifying the tenant. |
| Webhook secret | The key used to prove a webhook is genuine. |
| List | A FrontSpin calling list. Created and managed in FrontSpin. |
| List catalogue | Salesforce's hourly record of which lists exist. |
| Report to List | Running a Salesforce report and adding its contacts to a list. |
| Membership | A record that somebody was added to a list. |
| Sync error | One failed synchronisation, with its reason. |
| Failure class | What kind of failure, and whether retrying helps. |
| Quota | A tenant's daily request allowance. Can be as low as 500. |
| Resync | Sending records to FrontSpin on demand. |
| Site Guest User | The identity the portal runs as. Cannot edit or delete records. |
| 202 | FrontSpin's "accepted, will do shortly". Not proof of completion. |