diff --git a/.env.example b/.env.example
index ddb092c..e4095c3 100644
--- a/.env.example
+++ b/.env.example
@@ -4,8 +4,10 @@
 APP_DEBUG=true
 APP_LOG_SQL=true
 APP_PORT=8001
-APP_HOST=127.0.0.1
-APP_KEY=<app_key>
+APP_HOST=localhost
+FRONTEND_URI=http://localhost:8000
+APP_CORS_ALLOW=http://localhost:8000
+APP_KEY=
 
 #################
 # MISC SETTINGS #
@@ -18,17 +20,20 @@ FILE_TMP_LOCATION=./storage/tmp/
 # API ENDPOINT BASE URIs #
 ##########################
 VATSIM_API_BASE=https://api.vatsim.net/api/v2
+VATEUD_API_BASE=https://core.vateud.net/api
 VATGER_API_BASE=https://vatsim-germany.org/api
 MOODLE_API_BASE=https://api.moodle.vatsim-germany.org
 
+VATEUD_CORE_API_KEY=
+
 #########################
 # VATSIM CONNECT CONFIG #
 #########################
 CONNECT_BASE=https://auth-dev.vatsim.net
-CONNECT_REDIRECT_URI=<redirect_uri>
+CONNECT_REDIRECT_URI=http://localhost:8000/login/callback
 CONNECT_SCOPE="full_name vatsim_details email country"
-CONNECT_CLIENT_ID=<connect_client_id>
-CONNECT_SECRET=<connect_secret>
+CONNECT_CLIENT_ID=
+CONNECT_SECRET=
 
 ########################
 # DATABASE INFORMATION #
@@ -36,6 +41,15 @@ CONNECT_SECRET=<connect_secret>
 DB_DIALECT=mysql
 DB_HOST=127.0.0.1
 DB_PORT=3306
-DB_DATABASE_NAME=<db_tablename>
-DB_USERNAME=<db_username>
-DB_PASSWORD=<db_pw>
+DB_DATABASE_NAME=
+DB_USERNAME=
+DB_PASSWORD=
+
+####################
+# MAIL INFORMATION #
+####################
+SMTP_HOST=
+SMTP_PORT=
+SMTP_USERNAME=
+SMTP_PASSWORD=
+DEBUG_EMAIL=
\ No newline at end of file
diff --git a/src/core/Config.ts b/src/core/Config.ts
index 62cb1d5..a5c5581 100644
--- a/src/core/Config.ts
+++ b/src/core/Config.ts
@@ -77,6 +77,10 @@ export const Config = {
         MOODLE_API_BASE: process.env.MOODLE_API_BASE,
     },
 
+    VATEUD_CORE_CONFIG: {
+        API_KEY: process.env.VATEUD_CORE_API_KEY
+    },
+
     CONNECT_CONFIG: {
         BASE_URL: process.env.CONNECT_BASE,
         CLIENT_ID: process.env.CONNECT_CLIENT_ID,
diff --git a/src/libraries/vateud/VateudCoreLibrary.ts b/src/libraries/vateud/VateudCoreLibrary.ts
index 3aca063..84406ad 100644
--- a/src/libraries/vateud/VateudCoreLibrary.ts
+++ b/src/libraries/vateud/VateudCoreLibrary.ts
@@ -1,22 +1,37 @@
 import axios, {Method} from "axios";
 import JobLibrary, {JobTypeEnum} from "../JobLibrary";
-import {VateudCoreSoloCreateResponse, VateudCoreSoloCreateT, VateudCoreTypeEnum} from "./VateudCoreLibraryTypes";
+import {
+    VateudCoreSoloCreateResponseT,
+    VateudCoreSoloCreateT,
+    VateudCoreSoloRemoveResponseT,
+    VateudCoreSoloRemoveT,
+    VateudCoreTypeEnum
+} from "./VateudCoreLibraryTypes";
 import {Config} from "../../core/Config";
+import {UserSolo} from "../../models/UserSolo";
+import Logger, {LogLevels} from "../../utility/Logger";
 
 type SendT = {
     method: Method;
     endpoint: string;
-    data: any;
+    data?: any;
 }
 
 /**
  * Sends the actual request to VATEUD Core
  * @param props
- * @param type
  */
-async function _send<T>(props: SendT, type: VateudCoreTypeEnum): Promise<T | undefined> {
+async function _send<T>(props: SendT): Promise<T | undefined> {
+    if (Config.VATEUD_CORE_CONFIG.API_KEY == null) {
+        Logger.log(LogLevels.LOG_ERROR, `VATEUD Core API Key missing, but attempted to update: ${props.endpoint}. Aborting.`);
+        return undefined;
+    }
+
     try {
         const res = await axios({
+            headers: {
+                'x-api-key': Config.VATEUD_CORE_CONFIG.API_KEY,
+            },
             url: `${Config.URI_CONFIG.VATEUD_API_BASE}/${props.endpoint}`,
             method: props.method,
             data: props.data
@@ -28,12 +43,19 @@ async function _send<T>(props: SendT, type: VateudCoreTypeEnum): Promise<T | und
     }
 }
 
+/**
+ * Creates a solo.
+ * On success, it updates the corresponding UserSolo with the returned VATEUD Solo ID
+ * On failure, it schedules a job which repeats the same request n times until it succeeds
+ * - If it fails more than n times, then it really isn't our problem anymore tbh...
+ * @param soloInfo
+ */
 async function createSolo(soloInfo: VateudCoreSoloCreateT) {
-    const res = await _send<VateudCoreSoloCreateResponse>({
+    const res = await _send<VateudCoreSoloCreateResponseT>({
         endpoint: "/solo",
         method: "post",
-        data: soloInfo
-    }, VateudCoreTypeEnum.SOLO_CREATE);
+        data: soloInfo.post_data
+    });
     if (!res) {
         // If the request fails, we schedule a job to attempt it additional times.
         await JobLibrary.scheduleJob(JobTypeEnum.VATEUD_CORE, {
@@ -42,15 +64,52 @@ async function createSolo(soloInfo: VateudCoreSoloCreateT) {
             data: {
                 solo_create: {
                     local_solo_id: soloInfo.local_solo_id,
-                    user_id: soloInfo.user_id,
-                    position: soloInfo.position,
-                    instructor_cid: soloInfo.instructor_cid,
-                    expire_at: soloInfo.expires_at
+                    user_id: soloInfo.post_data.user_id,
+                    position: soloInfo.post_data.position,
+                    instructor_cid: soloInfo.post_data.instructor_cid,
+                    expire_at: soloInfo.post_data.expires_at
                 }
             }
         });
         return undefined;
     }
 
+    await UserSolo.update({
+        vateud_solo_id: res.data.id
+    }, {
+        where: {
+            id: soloInfo.local_solo_id
+        }
+    });
+
     return res;
+}
+
+/**
+ * Removes a solo.
+ * On failure, it schedules a job which repeats the same request n times until it succeeds
+ * @param soloInfo
+ */
+async function removeSolo(soloInfo: VateudCoreSoloRemoveT) {
+    const res = await _send<VateudCoreSoloRemoveResponseT>({
+        endpoint: `/solo/${soloInfo.vateud_solo_id}`,
+        method: "delete"
+    });
+    if (!res) {
+        await JobLibrary.scheduleJob(JobTypeEnum.VATEUD_CORE, {
+            type: VateudCoreTypeEnum.SOLO_REMOVE,
+            method: "delete",
+            data: {
+                solo_remove: {
+                    local_solo_id: soloInfo.local_solo_id,
+                    vateud_solo_id: soloInfo.vateud_solo_id
+                }
+            }
+        });
+    }
+}
+
+export default {
+    createSolo,
+    removeSolo
 }
\ No newline at end of file
diff --git a/src/libraries/vateud/VateudCoreLibraryTypes.ts b/src/libraries/vateud/VateudCoreLibraryTypes.ts
index 88e5387..7845a33 100644
--- a/src/libraries/vateud/VateudCoreLibraryTypes.ts
+++ b/src/libraries/vateud/VateudCoreLibraryTypes.ts
@@ -15,16 +15,18 @@ export type VateudCorePayload = {
 
 export type VateudCoreSoloCreateT = {
     local_solo_id: number;
-    user_id: number;
-    position: string;
-    instructor_cid: number;
-    starts_at: string;
-    expires_at: string;
+    post_data: {
+        user_id: number;
+        position: string;
+        instructor_cid: number;
+        starts_at: string;
+        expires_at: string;
+    }
 }
 
-export type VateudCoreSoloCreateResponse = {
+export type VateudCoreSoloCreateResponseT = {
     success: boolean;
-    data: Array<{
+    data: {
         id: number;
         user_cid: number;
         instructor_cid: number;
@@ -33,5 +35,15 @@ export type VateudCoreSoloCreateResponse = {
         facility: number;
         created_at: string;
         updated_at: string;
-    }>
+    }
+}
+
+export type VateudCoreSoloRemoveT = {
+    local_solo_id: number;
+    vateud_solo_id: number;
+}
+
+export type VateudCoreSoloRemoveResponseT = {
+    success: boolean;
+    message: string;
 }
\ No newline at end of file