diff --git a/lms/lms/utils.py b/lms/lms/utils.py
index ec3e4489..459a8337 100644
--- a/lms/lms/utils.py
+++ b/lms/lms/utils.py
@@ -18,6 +18,7 @@ from frappe.utils import (
 	get_datetime,
 	getdate,
 	validate_phone_number,
+	ceil,
 )
 from frappe.utils.dateutils import get_period
 from lms.lms.md import find_macros, markdown_to_html
@@ -842,7 +843,7 @@ def get_payment_options(doctype, docname, phone, country):
 	validate_phone_number(phone, True)
 	details = get_details(doctype, docname)
 	details.amount, details.currency = check_multicurrency(
-		details.amount, details.currency
+		details.amount, details.currency, country
 	)
 	if details.currency == "INR":
 		details.amount, details.gst_applied = apply_gst(details.amount, country)
@@ -866,18 +867,20 @@ def get_payment_options(doctype, docname, phone, country):
 	return options
 
 
-def check_multicurrency(amount, currency):
+def check_multicurrency(amount, currency, country=None):
 	show_usd_equivalent = frappe.db.get_single_value("LMS Settings", "show_usd_equivalent")
 	exception_country = frappe.get_all(
 		"Payment Country", filters={"parent": "LMS Settings"}, pluck="country"
 	)
 	apply_rounding = frappe.db.get_single_value("LMS Settings", "apply_rounding")
-	country = frappe.db.get_value("User", frappe.session.user, "country")
+	country = country or frappe.db.get_value(
+		"Address", {"email_id": frappe.session.user}, "country"
+	)
 
 	if not show_usd_equivalent or currency == "USD":
 		return amount, currency
 
-	if exception_country and country in exception_country:
+	if not country or (exception_country and country in exception_country):
 		return amount, currency
 
 	exchange_rate = get_current_exchange_rate(currency, "USD")
@@ -885,7 +888,7 @@ def check_multicurrency(amount, currency):
 	currency = "USD"
 
 	if apply_rounding and amount % 100 != 0:
-		amount = amount + 100 - amount % 100
+		amount = ceil(amount + 100 - amount % 100)
 
 	return amount, currency
 
@@ -928,7 +931,15 @@ def get_details(doctype, docname):
 
 
 def save_address(address):
-	address.update(
+	filters = {"email_id": frappe.session.user}
+	exists = frappe.db.exists("Address", filters)
+	if exists:
+		address_doc = frappe.get_last_doc("Address", filters=filters)
+	else:
+		address_doc = frappe.new_doc("Address")
+
+	address_doc.update(address)
+	address_doc.update(
 		{
 			"address_title": frappe.db.get_value("User", frappe.session.user, "full_name"),
 			"address_type": "Billing",
@@ -936,10 +947,8 @@ def save_address(address):
 			"email_id": frappe.session.user,
 		}
 	)
-	doc = frappe.new_doc("Address")
-	doc.update(address)
-	doc.save(ignore_permissions=True)
-	return doc.name
+	address_doc.save(ignore_permissions=True)
+	return address_doc.name
 
 
 def get_client():
@@ -1062,3 +1071,10 @@ def get_current_exchange_rate(source, target="USD"):
 	response = requests.request("GET", url)
 	details = response.json()
 	return details["rates"][target]
+
+
+@frappe.whitelist()
+def change_currency(amount, currency, country=None):
+	amount = cint(amount)
+	amount, currency = check_multicurrency(amount, currency, country)
+	return fmt_money(amount, 0, currency)
diff --git a/lms/public/css/style.css b/lms/public/css/style.css
index e79eec3b..a6ea778b 100644
--- a/lms/public/css/style.css
+++ b/lms/public/css/style.css
@@ -2442,4 +2442,15 @@ select {
 	justify-content: space-between;
 	width: 50%;
 	margin: 0 auto 1rem;
+}
+
+.batch-details {
+	width: 50%;
+	margin: 2rem 0;
+}
+
+@media (max-width: 1000px) {
+	.batch-details {
+		width: 100%;
+	}
 }
\ No newline at end of file
diff --git a/lms/www/batches/batch.py b/lms/www/batches/batch.py
index 00aac227..15d1b9d4 100644
--- a/lms/www/batches/batch.py
+++ b/lms/www/batches/batch.py
@@ -1,6 +1,6 @@
 from frappe import _
 import frappe
-from frappe.utils import getdate, get_datetime
+from frappe.utils import getdate
 from lms.www.utils import get_assessments, is_student
 from lms.lms.utils import (
 	has_course_moderator_role,
@@ -52,14 +52,14 @@ def get_context(context):
 		"Batch Course",
 		{"parent": batch_name},
 		["name", "course", "title"],
-		order_by="creation desc",
+		order_by="idx",
 	)
 
 	batch_students = frappe.get_all(
 		"Batch Student",
 		{"parent": batch_name},
 		["name", "student", "student_name", "username"],
-		order_by="creation desc",
+		order_by="idx",
 	)
 
 	context.batch_courses = get_class_course_details(batch_courses)
diff --git a/lms/www/batches/batch_details.html b/lms/www/batches/batch_details.html
index b1967306..8d1d9ee9 100644
--- a/lms/www/batches/batch_details.html
+++ b/lms/www/batches/batch_details.html
@@ -164,24 +164,26 @@
 
 
 {% macro BatchDetails(batch_info) %}
-<div class="course-description-section w-50">
-    <div class="mt-2">
-        {{ batch_info.batch_details }}
-    </div>
+<div class="batch-details">
+   {{ batch_info.batch_details }}
 </div>
 {% endmacro %}
 
 
 {% macro CourseList(courses) %}
 <div class="batch-course-list">
-    {% if is_moderator %}
-    <button class="btn btn-default btn-sm btn-add-course pull-right">
-        {{ _("Add Courses") }}
-    </button>
-    {% endif %}
-    <div class="page-title">
-        {{ _("Courses") }}
+
+    <div class="flex align-center">
+        <div class="page-title">
+            {{ _("Courses") }}
+        </div>
+        {% if is_moderator %}
+        <button class="btn btn-default btn-sm btn-add-course ml-4">
+            {{ _("Add Course") }}
+        </button>
+        {% endif %}
     </div>
+
     {% if courses | length %}
 	<div class="cards-parent mt-2">
 		{% for course in courses %}
diff --git a/lms/www/batches/batch_details.py b/lms/www/batches/batch_details.py
index 297a3bcb..df044a1e 100644
--- a/lms/www/batches/batch_details.py
+++ b/lms/www/batches/batch_details.py
@@ -55,7 +55,7 @@ def get_context(context):
 		"Batch Course",
 		{"parent": batch_name},
 		["name as batch_course", "course", "title", "evaluator"],
-		order_by="creation desc",
+		order_by="idx",
 	)
 
 	for course in context.courses:
diff --git a/lms/www/billing/billing.html b/lms/www/billing/billing.html
index d9c5a956..bf1c1213 100644
--- a/lms/www/billing/billing.html
+++ b/lms/www/billing/billing.html
@@ -37,7 +37,8 @@
 
         <div class="flex">
             <div class="field-label">
-                {{ _("Total Price: ") }} {{ frappe.utils.fmt_money(amount, 2, currency) }}
+                {{ _("Total Price: ") }}
+                <span class="total-price">{{ frappe.utils.fmt_money(amount, 2, currency) }}</span>
             </div>
         </div>
         {% if gst_applied %}
@@ -64,4 +65,11 @@
 {%- block script %}
 {{ super() }}
 <script src="https://checkout.razorpay.com/v1/checkout.js"></script>
+<script>
+    const address = {{ address if address else 0 }};
+    const amount = {{ amount }};
+    const currency = "{{ currency }}";
+    const exception_country = {{ exception_country }};
+    const original_price_formatted = "{{ frappe.utils.fmt_money(original_amount, 0, original_currency) }}"
+</script>
 {% endblock %}
diff --git a/lms/www/billing/billing.js b/lms/www/billing/billing.js
index 1bb2e24f..5a5bc8a2 100644
--- a/lms/www/billing/billing.js
+++ b/lms/www/billing/billing.js
@@ -18,23 +18,27 @@ const setup_billing = () => {
 				label: __("Billing Name"),
 				fieldname: "billing_name",
 				reqd: 1,
+				default: address && address.billing_name,
 			},
 			{
 				fieldtype: "Data",
 				label: __("Address Line 1"),
 				fieldname: "address_line1",
 				reqd: 1,
+				default: address && address.address_line1,
 			},
 			{
 				fieldtype: "Data",
 				label: __("Address Line 2"),
 				fieldname: "address_line2",
+				default: address && address.address_line2,
 			},
 			{
 				fieldtype: "Data",
 				label: __("City/Town"),
 				fieldname: "city",
 				reqd: 1,
+				default: address && address.city,
 			},
 			{
 				fieldtype: "Column Break",
@@ -43,6 +47,7 @@ const setup_billing = () => {
 				fieldtype: "Data",
 				label: __("State/Province"),
 				fieldname: "state",
+				default: address && address.state,
 			},
 			{
 				fieldtype: "Link",
@@ -51,18 +56,24 @@ const setup_billing = () => {
 				options: "Country",
 				reqd: 1,
 				only_select: 1,
+				default: address && address.country,
+				change: () => {
+					change_currency();
+				},
 			},
 			{
 				fieldtype: "Data",
 				label: __("Postal Code"),
 				fieldname: "pincode",
 				reqd: 1,
+				default: address && address.pincode,
 			},
 			{
 				fieldtype: "Data",
 				label: __("Phone Number"),
 				fieldname: "phone",
 				reqd: 1,
+				default: address && address.phone,
 			},
 			{
 				fieldtype: "Section Break",
@@ -143,3 +154,33 @@ const handle_success = (response, doctype, docname, address, order_id) => {
 		},
 	});
 };
+
+const change_currency = () => {
+	let country = this.billing.get_value("country");
+	if (exception_country.includes(country)) {
+		update_price(original_price_formatted);
+		return;
+	}
+	frappe.call({
+		method: "lms.lms.utils.change_currency",
+		args: {
+			country: country,
+			amount: amount,
+			currency: currency,
+		},
+		callback: (data) => {
+			let current_price = $(".total-price").text();
+			if (current_price != data.message) {
+				update_price(data.message);
+			}
+		},
+	});
+};
+
+const update_price = (price) => {
+	$(".total-price").text(price);
+	frappe.show_alert({
+		message: "Total Price has been updated.",
+		indicator: "yellow",
+	});
+};
diff --git a/lms/www/billing/billing.py b/lms/www/billing/billing.py
index e88af68c..9c6c49ca 100644
--- a/lms/www/billing/billing.py
+++ b/lms/www/billing/billing.py
@@ -14,10 +14,17 @@ def get_context(context):
 
 	validate_access(doctype, docname, module)
 	get_billing_details(context)
+	context.original_amount = context.amount
+	context.original_currency = context.currency
+	context.exception_country = frappe.get_all(
+		"Payment Country", filters={"parent": "LMS Settings"}, pluck="country"
+	)
+
 	context.amount, context.currency = check_multicurrency(
 		context.amount, context.currency
 	)
 
+	context.address = get_address()
 	if context.currency == "INR":
 		context.amount, context.gst_applied = apply_gst(context.amount, None)
 
@@ -75,3 +82,35 @@ def get_billing_details(context):
 	context.title = details.title
 	context.amount = details.amount
 	context.currency = details.currency
+
+
+def get_address():
+	address = frappe.get_all(
+		"Address",
+		{"email_id": frappe.session.user},
+		[
+			"address_title as billing_name",
+			"address_line1",
+			"address_line2",
+			"city",
+			"state",
+			"country",
+			"pincode",
+			"phone",
+		],
+		order_by="creation desc",
+		limit=1,
+	)
+
+	if not len(address):
+		return None
+	else:
+		address = address[0]
+
+	if not address.address_line2:
+		address.address_line2 = ""
+
+	if not address.state:
+		address.state = ""
+
+	return address