diff --git a/src/CustomerData.txt b/src/CustomerData.txt
new file mode 100644
index 0000000..b01179a
--- /dev/null
+++ b/src/CustomerData.txt
@@ -0,0 +1,6 @@
+1234=example
+ID=1234
+forename=Max
+Surname=Mustermann
+password=example
+balance=23
diff --git a/src/a.exe b/src/a.exe
index ea288ef..9ac4170 100644
Binary files a/src/a.exe and b/src/a.exe differ
diff --git a/src/sendmoney.c b/src/sendmoney.c
index 12ab702..cdc75e5 100644
--- a/src/sendmoney.c
+++ b/src/sendmoney.c
@@ -1,17 +1,12 @@
 #include "sendmoney.h"
-
 int main()
 {
     SendMoney();
-
-    return 0;
 }
-
-// hier wird der Kontozustand zurückgegeben
 double getAvailableAccountBalance(double balance)
 {
 
-    return balance;
+       return balance;
 }
 
 // hier wird geprüft ob das Kontonummer gultig ist
@@ -21,7 +16,7 @@ bool checkAccount(int accountNumber)
     return (accountNumber >= 1000000 && accountNumber <= 9999999);
 }
 // hier wird amount zurückgegeben
-float getAmount(float amountToSend)
+double getAmount(double amountToSend)
 {
 
     return amountToSend;
@@ -61,14 +56,16 @@ void getReceiverAccountNumber()
 void SendMoney()
 {
 
-    float amountToSend;
-    double balance = 1000;
+    double amountToSend;
+    double length = 21;
     int counter = 0;
     printf("Bitte geben Sie the Amount:");
-    scanf("%e", &amountToSend);
-    float amount = getAmount(amountToSend);
+    scanf("%lf", &amountToSend);
+    double amount = getAmount(amountToSend);
     int receiverAccountNumber;
-    float availableAccountBalance = getAvailableAccountBalance(balance);
+    double availableAccountBalance = getAvailableAccountBalance(length);
+
+    printf("%lf", availableAccountBalance);
 
     char tryDifferentAmount;
 
@@ -112,5 +109,5 @@ void initiateMoneyTransfer(float amountToSend)
 {
 
     printf("Money transferred \n");
-    printf("You have succesfully sent %1.f\n ", amountToSend);
+    printf("You have succesfully sent %lf\n ", amountToSend);
 }
diff --git a/src/sendmoney.h b/src/sendmoney.h
index aa8cea8..e4cc9e7 100644
--- a/src/sendmoney.h
+++ b/src/sendmoney.h
@@ -7,7 +7,8 @@
 
 bool checkAccount(int accountNumber);
 double getAvailableAccountBalance(double balance);
-float getAmount(float amountToSend);
+
+double getAmount(double amountToSend);
 void getReceiverAccountNumber();
 void SendMoney();
 void initiateMoneyTransfer(float amountToSend);