diff --git a/src/components/content/carousels/CoursesCarousel.js b/src/components/content/carousels/CoursesCarousel.js
index f7b09ce..ae4b2c7 100644
--- a/src/components/content/carousels/CoursesCarousel.js
+++ b/src/components/content/carousels/CoursesCarousel.js
@@ -1,4 +1,4 @@
-import React, { useState, useEffect, use } from 'react';
+import React, { useState, useEffect, useCallback } from 'react';
 import { Carousel } from 'primereact/carousel';
 import { parseCourseEvent } from '@/utils/nostr';
 import { CourseTemplate } from '@/components/content/carousels/templates/CourseTemplate';
@@ -26,20 +26,21 @@ const responsiveOptions = [
 
 export default function CoursesCarousel() {
     const [processedCourses, setProcessedCourses] = useState([]);
+    const [zapAmounts, setZapAmounts] = useState({});
     const { courses, coursesLoading, coursesError } = useCourses()
     const windowWidth = useWindowWidth();
     const isMobileView = windowWidth <= 450;
 
+    const handleZapAmountChange = useCallback((courseId, amount) => {
+        setZapAmounts(prev => ({ ...prev, [courseId]: amount }));
+    }, []);
+
     useEffect(() => {
         const fetch = async () => {
             try {
                 if (courses && courses.length > 0) {
                     const processedCourses = courses.map(course => parseCourseEvent(course));
-                    
-                    // Sort courses by created_at in descending order (most recent first)
-                    const sortedCourses = processedCourses.sort((a, b) => b.created_at - a.created_at);
-
-                    setProcessedCourses(sortedCourses);
+                    setProcessedCourses(processedCourses);
                 } else {
                     console.log('No courses fetched or empty array returned');
                 }
@@ -50,6 +51,15 @@ export default function CoursesCarousel() {
         fetch();
     }, [courses]);
 
+    useEffect(() => {
+        if (Object.keys(zapAmounts).length === processedCourses.length) {
+            const sortedCourses = [...processedCourses].sort((a, b) => 
+                (zapAmounts[b.id] || 0) - (zapAmounts[a.id] || 0)
+            );
+            setProcessedCourses(sortedCourses);
+        }
+    }, [zapAmounts, processedCourses]);
+
     if (coursesError) {
         return <div>Error: {coursesError.message}</div>
     }
@@ -73,7 +83,7 @@ export default function CoursesCarousel() {
                     itemTemplate={(item) => 
                         !processedCourses.length ? 
                         <TemplateSkeleton key={Math.random()} /> : 
-                        <CourseTemplate key={item.id} course={item} />
+                        <CourseTemplate key={item.id} course={item} onZapAmountChange={handleZapAmountChange} />
                     }
                     responsiveOptions={responsiveOptions} />
             </div>
diff --git a/src/components/content/carousels/templates/CourseTemplate.js b/src/components/content/carousels/templates/CourseTemplate.js
index 6acfcf6..3660a7d 100644
--- a/src/components/content/carousels/templates/CourseTemplate.js
+++ b/src/components/content/carousels/templates/CourseTemplate.js
@@ -15,7 +15,7 @@ import useWindowWidth from "@/hooks/useWindowWidth";
 import GenericButton from "@/components/buttons/GenericButton";
 import appConfig from "@/config/appConfig";
 
-export function CourseTemplate({ course }) {
+export function CourseTemplate({ course, onZapAmountChange }) {
   const { zaps, zapsLoading, zapsError } = useZapsSubscription({ event: course });
   const [zapAmount, setZapAmount] = useState(0);
   const [lessonCount, setLessonCount] = useState(0);
@@ -29,8 +29,9 @@ export function CourseTemplate({ course }) {
     if (zaps.length > 0) {
       const total = getTotalFromZaps(zaps, course);
       setZapAmount(total);
+      onZapAmountChange(course.id, total);
     }
-  }, [zaps, course]);
+  }, [zaps, course, onZapAmountChange]);
 
   useEffect(() => {
     if (course && course?.tags) {
diff --git a/src/config/appConfig.js b/src/config/appConfig.js
index 07c6d2c..9b0f49a 100644
--- a/src/config/appConfig.js
+++ b/src/config/appConfig.js
@@ -1,14 +1,14 @@
 const appConfig = {
     defaultRelayUrls: [
-      // "wss://nos.lol/",
-      // "wss://relay.damus.io/",
-      // "wss://relay.snort.social/",
-      // "wss://relay.nostr.band/",
-      // "wss://relay.mutinywallet.com/",
-      // "wss://relay.primal.net/",
-      // "wss://nostr21.com/",
-      // "wss://nostrue.com/",
-      // "wss://purplerelay.com/",
+      "wss://nos.lol/",
+      "wss://relay.damus.io/",
+      "wss://relay.snort.social/",
+      "wss://relay.nostr.band/",
+      "wss://relay.mutinywallet.com/",
+      "wss://relay.primal.net/",
+      "wss://nostr21.com/",
+      "wss://nostrue.com/",
+      "wss://purplerelay.com/",
       "wss://relay.devs.tools/"
     ],
     authorPubkeys: ["8cb60e215678879cda0bef4d5b3fc1a5c5925d2adb5d8c4fa7b7d03b5f2deaea", "676c02247668d5b18479be3d1a80933044256f3fbd03640a8c234684e641b6d6", "f33c8a9617cb15f705fc70cd461cfd6eaf22f9e24c33eabad981648e5ec6f741"],
diff --git a/src/context/NDKContext.js b/src/context/NDKContext.js
index 6dbe847..df41d5c 100644
--- a/src/context/NDKContext.js
+++ b/src/context/NDKContext.js
@@ -11,8 +11,8 @@ const readOnlyRelays = ["wss://nostr21.com/", "wss://nostr.wine/", "wss://yestr.
 export const NDKProvider = ({ children }) => {
   const [ndk, setNdk] = useState(null);
   // todo: remove this after testing phase
-  // const [userRelays, setUserRelays] = useLocalStorage("userRelays", appConfig.defaultRelayUrls);
-  const [userRelays, setUserRelays] = useState([...readOnlyRelays, "wss://relay.devs.tools"]);
+  const [userRelays, setUserRelays] = useLocalStorage("userRelays", appConfig.defaultRelayUrls);
+  // const [userRelays, setUserRelays] = useState([...readOnlyRelays, "wss://relay.devs.tools"]);
 
   const createNDKInstance = (relays) => {
     const allRelays = [...new Set([...appConfig.defaultRelayUrls, ...relays])];