diff --git a/src/content/docs/reference/custom-metrics/privacy.mdx b/src/content/docs/reference/custom-metrics/privacy.mdx
index d858170..f411c48 100644
--- a/src/content/docs/reference/custom-metrics/privacy.mdx
+++ b/src/content/docs/reference/custom-metrics/privacy.mdx
@@ -18,7 +18,7 @@ IAB Transparency and Consent Framework v1 settings and vendor consents. See [IAB
 
 Type: `boolean`
 
-Whether the `__cmp` API function is present on the window object.
+Whether the [`__cmp` API function](https://github.com/InteractiveAdvertisingBureau/GDPR-Transparency-and-Consent-Framework/blob/master/CMP%20JS%20API%20v1.1%20Final.md#what-api-will-need-to-be-provided-by-the-cmp-) is present on the window object.
 
 #### `iab_tcf_v1.data`
 
@@ -42,7 +42,7 @@ IAB Transparency and Consent Framework v2 settings and vendor consents. See [IAB
 
 Type: `boolean`
 
-Whether the `__tcfapi` API function is present on the window object.
+Whether the [`__tcfapi` API function](https://github.com/InteractiveAdvertisingBureau/GDPR-Transparency-and-Consent-Framework/blob/master/TCFv2/IAB%20Tech%20Lab%20-%20CMP%20API%20v2.md#how-does-the-cmp-provide-the-api) is present on the window object.
 
 #### `iab_tcf_v2.data`
 
@@ -108,7 +108,7 @@ Whether the Global Privacy Control (GPC) property was accessed or detected in re
 
 Type: `boolean`
 
-Whether document Permissions Policy is referenced in response bodies. See [W3C Permissions Policy](https://www.w3.org/TR/permissions-policy-1/#introspection).
+Whether document Permissions Policy is referenced in response bodies. See [W3C Permissions Policy](https://www.w3.org/TR/permissions-policy-1/#introspection). Iframes properties in `almanac` and `security` custom metrics.
 
 ### `document_featurePolicy`