diff --git a/tracker/tracker/src/main/app/sanitizer.ts b/tracker/tracker/src/main/app/sanitizer.ts
index 5a79b3588..32ec1468c 100644
--- a/tracker/tracker/src/main/app/sanitizer.ts
+++ b/tracker/tracker/src/main/app/sanitizer.ts
@@ -9,8 +9,28 @@ export enum SanitizeLevel {
 }
 
 export interface Options {
+  /**
+   * Sanitize emails in text DOM nodes
+   *
+   * (for inputs, look for obscureInputEmails)
+   * */
   obscureTextEmails: boolean
+  /**
+   * Sanitize emails in text DOM nodes
+   *
+   * (for inputs, look for obscureInputNumbers)
+   * */
   obscureTextNumbers: boolean
+  /**
+   * Sanitize the DOM node based on the returned level
+   * (Plain = 0, Obscured = 1, Hidden = 2)
+   *
+   * higher security levels will override other settings or data-params.
+   *
+   * @param node - the DOM node to sanitize
+   * @returns the level of sanitization to apply
+   *
+   * */
   domSanitizer?: (node: Element) => SanitizeLevel
 }
 
diff --git a/tracker/tracker/src/main/modules/input.ts b/tracker/tracker/src/main/modules/input.ts
index 375dcb9b6..e8297f2b8 100644
--- a/tracker/tracker/src/main/modules/input.ts
+++ b/tracker/tracker/src/main/modules/input.ts
@@ -91,10 +91,27 @@ export const InputMode = {
 export type InputModeT = (typeof InputMode)[keyof typeof InputMode]
 
 export interface Options {
+  /**
+   * Sanitize numbers from DOM input nodes.
+   *
+   * (for plain text nodes, look for obscureTextNumbers)
+   * */
   obscureInputNumbers: boolean
+  /**
+   * Sanitize emails from DOM input nodes.
+   *
+   * (for plain text nodes, look for obscureTextEmails)
+   * */
   obscureInputEmails: boolean
-  defaultInputMode: InputModeT
+  /**
+   * Sanitize dates from DOM input nodes.
+   * */
   obscureInputDates: boolean
+  /**
+   * Default input mode for all input nodes. Higher security level
+   * will override other settings.
+   * */
+  defaultInputMode: InputModeT
 }
 
 export default function (app: App, opts: Partial<Options>): void {