use-cases.md

@@ -2,6 +2,8 @@
 A Blockchain user sends cryptocurrency and wants to receive Euro.    
 *Initial condition:* A user has an account number in Dan’s bank.   
 It is outside SEPA.   
+*Remark*:  Everyone can send money to IBAN account and user doesn't need any access to this account.
+
 
 **UC 2**    
 A Blockchain user sends cryptocurrency and wants to receive Euro.