diff --git a/extensions/github-authentication/src/github.ts b/extensions/github-authentication/src/github.ts
index 9deaef3000b..6d5b042ac0c 100644
--- a/extensions/github-authentication/src/github.ts
+++ b/extensions/github-authentication/src/github.ts
@@ -213,7 +213,9 @@ export class GitHubAuthenticationProvider implements vscode.AuthenticationProvid
 
 			/* __GDPR__
 				"login" : {
-					"scopes": { "classification": "PublicNonPersonalData", "purpose": "FeatureInsight" }
+					"owner": "TylerLeonhardt",
+					"comment": "Used to determine how much usage the GitHub Auth Provider gets.",
+					"scopes": { "classification": "PublicNonPersonalData", "purpose": "FeatureInsight", "comment": "Used to determine what scope combinations are being requested." }
 				}
 			*/
 			this._telemetryReporter?.sendTelemetryEvent('login', {
@@ -244,14 +246,14 @@ export class GitHubAuthenticationProvider implements vscode.AuthenticationProvid
 			// If login was cancelled, do not notify user.
 			if (e === 'Cancelled' || e.message === 'Cancelled') {
 				/* __GDPR__
-					"loginCancelled" : { }
+					"loginCancelled" : { "owner": "TylerLeonhardt", "comment": "Used to determine how often users cancel the login flow." }
 				*/
 				this._telemetryReporter?.sendTelemetryEvent('loginCancelled');
 				throw e;
 			}
 
 			/* __GDPR__
-				"loginFailed" : { }
+				"loginFailed" : { "owner": "TylerLeonhardt", "comment": "Used to determine how often users run into an error login flow." }
 			*/
 			this._telemetryReporter?.sendTelemetryEvent('loginFailed');
 
@@ -274,7 +276,7 @@ export class GitHubAuthenticationProvider implements vscode.AuthenticationProvid
 	public async removeSession(id: string) {
 		try {
 			/* __GDPR__
-				"logout" : { }
+				"logout" : { "owner": "TylerLeonhardt", "comment": "Used to determine how often users log out of an account." }
 			*/
 			this._telemetryReporter?.sendTelemetryEvent('logout');
 
@@ -294,7 +296,7 @@ export class GitHubAuthenticationProvider implements vscode.AuthenticationProvid
 			}
 		} catch (e) {
 			/* __GDPR__
-				"logoutFailed" : { }
+				"logoutFailed" : { "owner": "TylerLeonhardt", "comment": "Used to determine how often logging out of an account fails." }
 			*/
 			this._telemetryReporter?.sendTelemetryEvent('logoutFailed');
 
diff --git a/extensions/microsoft-authentication/src/extension.ts b/extensions/microsoft-authentication/src/extension.ts
index 06a2facdf13..3ca8eb91e1e 100644
--- a/extensions/microsoft-authentication/src/extension.ts
+++ b/extensions/microsoft-authentication/src/extension.ts
@@ -21,7 +21,9 @@ export async function activate(context: vscode.ExtensionContext) {
 			try {
 				/* __GDPR__
 					"login" : {
-						"scopes": { "classification": "PublicNonPersonalData", "purpose": "FeatureInsight" }
+						"owner": "TylerLeonhardt",
+						"comment": "Used to determine the usage of the Microsoft Auth Provider.",
+						"scopes": { "classification": "PublicNonPersonalData", "purpose": "FeatureInsight", "comment": "Used to determine what scope combinations are being requested." }
 					}
 				*/
 				telemetryReporter.sendTelemetryEvent('login', {
@@ -34,7 +36,7 @@ export async function activate(context: vscode.ExtensionContext) {
 				return session;
 			} catch (e) {
 				/* __GDPR__
-					"loginFailed" : { }
+					"loginFailed" : { "owner": "TylerLeonhardt", "comment": "Used to determine how often users run into issues with the login flow." }
 				*/
 				telemetryReporter.sendTelemetryEvent('loginFailed');
 
@@ -44,7 +46,7 @@ export async function activate(context: vscode.ExtensionContext) {
 		removeSession: async (id: string) => {
 			try {
 				/* __GDPR__
-					"logout" : { }
+					"logout" : { "owner": "TylerLeonhardt", "comment": "Used to determine how often users log out." }
 				*/
 				telemetryReporter.sendTelemetryEvent('logout');
 
@@ -54,7 +56,7 @@ export async function activate(context: vscode.ExtensionContext) {
 				}
 			} catch (e) {
 				/* __GDPR__
-					"logoutFailed" : { }
+					"logoutFailed" : { "owner": "TylerLeonhardt", "comment": "Used to determine how often fail to log out." }
 				*/
 				telemetryReporter.sendTelemetryEvent('logoutFailed');
 			}
diff --git a/src/vs/workbench/api/browser/mainThreadAuthentication.ts b/src/vs/workbench/api/browser/mainThreadAuthentication.ts
index 85789a816ec..b72301f5f28 100644
--- a/src/vs/workbench/api/browser/mainThreadAuthentication.ts
+++ b/src/vs/workbench/api/browser/mainThreadAuthentication.ts
@@ -274,8 +274,10 @@ export class MainThreadAuthentication extends Disposable implements MainThreadAu
 
 		if (session) {
 			type AuthProviderUsageClassification = {
-				extensionId: { classification: 'SystemMetaData'; purpose: 'FeatureInsight' };
-				providerId: { classification: 'SystemMetaData'; purpose: 'FeatureInsight' };
+				owner: 'TylerLeonhardt';
+				comment: 'Used to see which extensions are using which providers';
+				extensionId: { classification: 'SystemMetaData'; purpose: 'FeatureInsight'; comment: 'The extension id.' };
+				providerId: { classification: 'SystemMetaData'; purpose: 'FeatureInsight'; comment: 'The provider id.' };
 			};
 			this.telemetryService.publicLog2<{ extensionId: string; providerId: string }, AuthProviderUsageClassification>('authentication.providerUsage', { providerId, extensionId });
 
diff --git a/src/vs/workbench/services/languageDetection/common/languageDetectionWorkerService.ts b/src/vs/workbench/services/languageDetection/common/languageDetectionWorkerService.ts
index 199b0d8217a..36ffefdd42c 100644
--- a/src/vs/workbench/services/languageDetection/common/languageDetectionWorkerService.ts
+++ b/src/vs/workbench/services/languageDetection/common/languageDetectionWorkerService.ts
@@ -42,10 +42,12 @@ export interface IAutomaticLanguageDetectionLikelyWrongData {
 }
 
 export type AutomaticLanguageDetectionLikelyWrongClassification = {
-	currentLanguageId: { classification: 'SystemMetaData'; purpose: 'FeatureInsight' };
-	nextLanguageId: { classification: 'SystemMetaData'; purpose: 'FeatureInsight' };
-	lineCount: { classification: 'SystemMetaData'; purpose: 'FeatureInsight'; isMeasurement: true };
-	modelPreference: { classification: 'SystemMetaData'; purpose: 'FeatureInsight' };
+	owner: 'TylerLeonhardt,JacksonKearl';
+	comment: 'Used to determine how often language detection is likely wrong.';
+	currentLanguageId: { classification: 'SystemMetaData'; purpose: 'FeatureInsight'; comment: 'The language id we guessed.' };
+	nextLanguageId: { classification: 'SystemMetaData'; purpose: 'FeatureInsight'; comment: 'The language id the user chose.' };
+	lineCount: { classification: 'SystemMetaData'; purpose: 'FeatureInsight'; isMeasurement: true; comment: 'The number of lines in the file.' };
+	modelPreference: { classification: 'SystemMetaData'; purpose: 'FeatureInsight'; comment: 'What the user\'s model preference is.' };
 };
 
 export const LanguageDetectionStatsId = 'automaticlanguagedetection.stats';
@@ -57,9 +59,11 @@ export interface ILanguageDetectionStats {
 }
 
 export type LanguageDetectionStatsClassification = {
-	languages: { classification: 'SystemMetaData'; purpose: 'FeatureInsight' };
-	confidences: { classification: 'SystemMetaData'; purpose: 'FeatureInsight' };
-	timeSpent: { classification: 'SystemMetaData'; purpose: 'FeatureInsight' };
+	owner: 'TylerLeonhardt,JacksonKearl';
+	comment: 'Used to determine how definitive language detection is and how long it takes.';
+	languages: { classification: 'SystemMetaData'; purpose: 'FeatureInsight'; comment: 'The languages the model supports.' };
+	confidences: { classification: 'SystemMetaData'; purpose: 'FeatureInsight'; comment: 'The confidences of those languages.' };
+	timeSpent: { classification: 'SystemMetaData'; purpose: 'FeatureInsight'; comment: 'How long the operation took.' };
 };
 
 //#endregion