diff --git a/digifi_swagger.json b/digifi_swagger.json
index eba381e..ab26a4b 100644
--- a/digifi_swagger.json
+++ b/digifi_swagger.json
@@ -82,7 +82,7 @@
         "tags": [
           "EligibilityCheck"
         ],
-        "summary": "Start the process - initiate steps to eligibility RAC Checks ",
+        "summary": "Start the process - initiate steps to eligibility RAC Checks",
         "description": "Initiate Eligibility Check Request",
         "operationId": "startEligibilityCheck",
         "requestBody": {
@@ -127,30 +127,19 @@
     },
     "/SelectOffer": {
       "post": {
-
         "tags": [
           "SelectOffer"
         ],
-        "summary": "This method is used the send the offer the customer selected to Simbrella ",
-        "description": "This method is used the send the offer the customer selected to Simbrella",
-        "operationId": "startEligibilityCheck",
+        "summary": "This method is used to send the offer the customer selected to Simbrella",
+        "description": "This method is used to send the offer the customer selected to Simbrella",
+        "operationId": "selectOffer",
         "requestBody": {
-          "description": "Post JSON to conduct eligibility tests",
+          "description": "Post JSON with selected offer details",
           "content": {
             "application/json": {
               "schema": {
                 "$ref": "#/components/schemas/SelectOffersRequest"
               }
-            },
-            "application/xml": {
-              "schema": {
-                "$ref": "#/components/schemas/SelectOffersRequest"
-              }
-            },
-            "application/x-www-form-urlencoded": {
-              "schema": {
-                "$ref": "#/components/schemas/SelectOffersRequest"
-              }
             }
           },
           "required": true
@@ -163,16 +152,11 @@
                 "schema": {
                   "$ref": "#/components/schemas/SelectOffersResponse"
                 }
-              },
-              "application/xml": {
-                "schema": {
-                  "$ref": "#/components/schemas/SelectOffersResponse"
-                }
               }
             }
           },
           "400": {
-            "description": "Invalid ID supplied"
+            "description": "Invalid request parameters"
           },
           "404": {
             "description": "Offers not found"
@@ -183,9 +167,7 @@
         },
         "security": [
           {
-            "petstore_auth": [
-              "write:pets",
-              "read:pets"
+            "basicAuth": [
             ]
           }
         ]
@@ -516,79 +498,186 @@
       },
       "SelectOffersRequest": {
         "type": "object",
+        "required": [
+          "requestId",
+          "transactionId",
+          "customerId",
+          "accountId",
+          "msisdn",
+          "requestedAmount",
+          "productid",
+          "channel"
+        ],
         "properties": {
           "requestId": {
             "type": "string",
-            "example": "202111170001371256908"
+            "example": "202111170001371256908",
+            "description": "Unique identifier of request"
           },
           "transactionId": {
             "type": "string",
-            "example": "1231231321232"
+            "example": "1231231321232",
+            "description": "Unique ID of customer's USSD session. Must be consistent throughout whole USSD journey"
           },
           "customerId": {
             "type": "string",
-            "example": "CN621868"
+            "example": "1256907",
+            "description": "Unique identifier of a customer"
+          },
+          "accountId": {
+            "type": "string",
+            "example": "5948306019",
+            "description": "Specific identifier of a user's account"
           },
           "msisdn": {
             "type": "string",
-            "example": "123456789"
+            "example": "123456789",
+            "description": "User's mobile number in an international format"
           },
           "requestedAmount": {
             "type": "number",
             "format": "double",
-            "example": 10000.55
-          },
-          "accountId": {
-            "type": "string",
-            "example": "ACN8263457"
+            "example": 10000.0,
+            "description": "Amount of loan requested by user"
           },
           "productid": {
             "type": "string",
-            "example": "101"
+            "example": "101",
+            "description": "Product ID"
           },
           "channel": {
             "type": "string",
-            "example": "USSD"
+            "example": "USSD",
+            "description": "Channel of incoming request: USSD"
           }
-        },
-        "xml": {
-          "name": "SelectOffersRequest"
         }
       },
       "SelectOffersResponse": {
         "type": "object",
+        "required": [
+          "requestId",
+          "transactionId",
+          "customerId",
+          "accountId",
+          "offers",
+          "resultCode",
+          "resultDescription"
+        ],
         "properties": {
+          "outstandingDebtAmount": {
+            "type": "number",
+            "format": "double",
+            "example": 0
+          },
           "requestId": {
             "type": "string",
-            "example": "202111170001371256908"
+            "example": "202111170001371256908",
+            "description": "Unique identifier of request"
           },
           "transactionId": {
             "type": "string",
-            "example": "1231231321232"
+            "example": "1231231321232",
+            "description": "Unique ID of customer's USSD session"
           },
           "customerId": {
             "type": "string",
-            "example": "CN621868"
+            "example": "1256907",
+            "description": "Unique identifier of a customer"
           },
           "accountId": {
             "type": "string",
-            "example": "ACN8263457"
+            "example": "5948306019",
+            "description": "Specific identifier of a user's account"
           },
           "offers": {
-            "type": "string",
-            "example": "ARRAY of Offers"
+            "type": "array",
+            "items": {
+              "type": "object",
+              "properties": {
+                "offerId": {
+                  "type": "string",
+                  "example": "14451"
+                },
+                "productId": {
+                  "type": "string",
+                  "example": "2030"
+                },
+                "amount": {
+                  "type": "number",
+                  "format": "double",
+                  "example": 10000.0
+                },
+                "upfrontPayment": {
+                  "type": "number",
+                  "format": "double",
+                  "example": 1000.0
+                },
+                "interestRate": {
+                  "type": "number",
+                  "format": "double",
+                  "example": 3.0
+                },
+                "ManagementRate": {
+                  "type": "number",
+                  "format": "double",
+                  "example": 1.0
+                },
+                "ManagementFee": {
+                  "type": "number",
+                  "format": "double",
+                  "example": 1.0
+                },
+                "InsuranceRate": {
+                  "type": "number",
+                  "format": "double",
+                  "example": 1.0
+                },
+                "InsuranceFee": {
+                  "type": "number",
+                  "format": "double",
+                  "example": 100.0
+                },
+                "VATRate": {
+                  "type": "number",
+                  "format": "double",
+                  "example": 7.5
+                },
+                "VATamount": {
+                  "type": "number",
+                  "format": "double",
+                  "example": 100.0
+                },
+                "recommendedRepaymentDates": {
+                  "type": "array",
+                  "items": {
+                    "type": "string"
+                  },
+                  "example": [
+                    "2022-11-30"]
+                },
+                "installmentAmount": {
+                  "type": "number",
+                  "format": "double",
+                  "example": 11000.0
+                },
+                "totalRepaymentAmount": {
+                  "type": "number",
+                  "format": "double",
+                  "example": 11000.0
+                }
+              }
+            }
           },
           "resultCode": {
             "type": "string",
-            "example": "00"
+            "example": "00",
+            "description": "Result code of executed transaction"
           },
           "resultDescription": {
             "type": "string",
-            "example": "Successful"
+            "example": "Successful",
+            "description": "Description of provided result code"
           }
-        },
-        "xml": {
-          "name": "SelectOffersResponse"
         }
       },
       "LoanInformationRequest": {