diff --git a/src/middlewares/RawBody.ts b/src/middlewares/RawBody.ts
index 57efefa..52f6664 100644
--- a/src/middlewares/RawBody.ts
+++ b/src/middlewares/RawBody.ts
@@ -1,8 +1,8 @@
 import { Request, Response } from 'express';
 
 /**
- * Custom express middleware that appends the raw body to the request obeject.
- * Mainly used for parsing csvs from boddies.
+ * Custom express middleware that appends the raw body to the request object.
+ * Mainly used for parsing csvs from bodies.
  */
 
 const RawBodyMiddleware = (req: Request, res: Response, next: () => void) => {
diff --git a/src/middlewares/ScanAuth.ts b/src/middlewares/ScanAuth.ts
index 7b16420..2f39bbf 100644
--- a/src/middlewares/ScanAuth.ts
+++ b/src/middlewares/ScanAuth.ts
@@ -5,8 +5,9 @@ import { ScanStation } from '../models/entities/ScanStation';
 import authchecker from './authchecker';
 
 /**
- * This middleware handels the authentification of scan station api tokens.
- * The tokens have to be provided via Bearer auth header.
+ * This middleware handles the authentication of scan station api tokens.
+ * The tokens have to be provided via Bearer authorization header.
+ * You have to manually use this middleware via @UseBefore(ScanAuth) instead of using @Authorized().
  * @param req Express request object.
  * @param res Express response object.
  * @param next Next function to call on success.
@@ -31,7 +32,7 @@ const ScanAuth = async (req: Request, res: Response, next: () => void) => {
     }
     finally {
         if (prefix == "" || prefix == undefined || prefix == null) {
-            res.status(401).send("Api token non-existant or invalid syntax.");
+            res.status(401).send("Api token non-existent or invalid syntax.");
             return;
         }
     }
@@ -45,7 +46,7 @@ const ScanAuth = async (req: Request, res: Response, next: () => void) => {
         }
         finally {
             if (user_authorized == false) {
-                res.status(401).send("Api token non-existant or invalid syntax.");
+                res.status(401).send("Api token non-existent or invalid syntax.");
                 return;
             }
             else {
diff --git a/src/middlewares/StatsAuth.ts b/src/middlewares/StatsAuth.ts
index 990206b..a6928be 100644
--- a/src/middlewares/StatsAuth.ts
+++ b/src/middlewares/StatsAuth.ts
@@ -5,8 +5,9 @@ import { StatsClient } from '../models/entities/StatsClient';
 import authchecker from './authchecker';
 
 /**
- * This middleware handels the authentification of stats client api tokens.
- * The tokens have to be provided via Bearer auth header.
+ * This middleware handles the authentication of stats client api tokens.
+ * The tokens have to be provided via Bearer authorization header.
+ * You have to manually use this middleware via @UseBefore(StatsAuth) instead of using @Authorized().
  * @param req Express request object.
  * @param res Express response object.
  * @param next Next function to call on success.
diff --git a/src/middlewares/authchecker.ts b/src/middlewares/authchecker.ts
index 61ca231..45294d9 100644
--- a/src/middlewares/authchecker.ts
+++ b/src/middlewares/authchecker.ts
@@ -8,7 +8,7 @@ import { JwtCreator, JwtUser } from '../jwtcreator';
 import { User } from '../models/entities/User';
 
 /**
- * Handels authorisation verification via jwt's for all api endpoints using the @Authorized decorator.
+ * Handles authentication via jwt's (Bearer authorization header) for all api endpoints using the @Authorized decorator.
  * @param action Routing-Controllers action object that provides request and response objects among other stuff.
  * @param permissions The permissions that the endpoint using @Authorized requires.
  */
@@ -43,7 +43,7 @@ const authchecker = async (action: Action, permissions: string[] | string) => {
 }
 
 /**
- * Handels soft-refreshing of access-tokens.
+ * Handles soft-refreshing of access-tokens.
  * @param action Routing-Controllers action object that provides request and response objects among other stuff.
  */
 const refresh = async (action: Action) => {