diff --git a/CDC_Backend/APIs/companyViews.py b/CDC_Backend/APIs/companyViews.py
index fe7da63..3421b2f 100644
--- a/CDC_Backend/APIs/companyViews.py
+++ b/CDC_Backend/APIs/companyViews.py
@@ -230,6 +230,7 @@ def addPlacement(request):
                         status=status.HTTP_200_OK)
 
     except ValueError as e:
+        logger.info("ValueError in addPlacement: " + str(e))
         return Response({'action': "Add Placement", 'message': str(e)},
                         status=status.HTTP_400_BAD_REQUEST)
     except:
diff --git a/CDC_Backend/APIs/constants.py b/CDC_Backend/APIs/constants.py
index d3cd9ac..576165e 100644
--- a/CDC_Backend/APIs/constants.py
+++ b/CDC_Backend/APIs/constants.py
@@ -4,19 +4,21 @@ BRANCH_CHOICES = [
     ["CSE", "CSE"],
     ["EE", "EE"],
     ["ME", "ME"],
+    ['MMAE', 'MMAE'],
     ['EP', 'EP'],
 ]
 BRANCHES = [
     "CSE",
     "EE",
-    "ME",
+    "MMAE",
     "EP"
 ]
 BATCH_CHOICES = [
     ["2021", "2021"],
     ["2020", "2020"],
     ["2019", "2019"],
-    ["2018", "2018"]
+    ["2018", "2018"],
+    ["2017", "2017"],
 ]
 
 OFFER_CITY_TYPE = [
@@ -31,7 +33,8 @@ TIERS = [
     ['3', 'Tier 3'],
     ['4', 'Tier 4'],
     ['5', 'Tier 5'],
-    ['6', 'Tier 6']
+    ['6', 'Tier 6'],
+    ['7', 'Tier 7'],
 ]
 
 DEGREE_CHOICES = [
@@ -40,7 +43,7 @@ DEGREE_CHOICES = [
 ]
 
 TOTAL_BRANCHES = 4  # Total No of Branches
-TOTAL_BATCHES = 4  # Total No of Batches
+TOTAL_BATCHES = 5  # Total No of Batches
 
 # To be Configured Properly
 CLIENT_ID = os.environ.get('GOOGLE_OAUTH_CLIENT_ID')  # Google Login Client ID
diff --git a/CDC_Backend/APIs/models.py b/CDC_Backend/APIs/models.py
index 5003428..a7b50a1 100644
--- a/CDC_Backend/APIs/models.py
+++ b/CDC_Backend/APIs/models.py
@@ -83,7 +83,7 @@ class Placement(models.Model):
     nature_of_business = models.CharField(blank=False, max_length=JNF_SMALLTEXT_MAX_CHARACTER_COUNT, default="")
     type_of_organisation = models.CharField(max_length=JNF_SMALLTEXT_MAX_CHARACTER_COUNT, default="", blank=False)
     website = models.CharField(blank=True, max_length=JNF_TEXT_MAX_CHARACTER_COUNT)
-    company_details = models.CharField(max_length=JNF_TEXTAREA_MAX_CHARACTER_COUNT, default=None, null=True)
+    company_details = models.CharField(max_length=JNF_TEXTAREA_MAX_CHARACTER_COUNT, default=None, null=True, blank=True)
     company_details_pdf_names = ArrayField(
         models.CharField(null=True, default=None, max_length=JNF_TEXT_MAX_CHARACTER_COUNT), size=5,
         default=list, blank=True)