diff --git a/lib/paylib.py b/lib/paylib.py
index cf5842b..e12077c 100644
--- a/lib/paylib.py
+++ b/lib/paylib.py
@@ -43,7 +43,7 @@ class Transaction:
 
     def genDoc(self):
         # Build TX generation document
-        print("useMempool:", str(self.useMempool))
+        if self.verbose: print("useMempool:", str(self.useMempool))
         queryBuild = gql(
             """
             query ($recipient: String!, $issuer: String!, $amount: Int!, $comment: String!, $useMempool: Boolean!){ genTx(
@@ -68,8 +68,7 @@ class Transaction:
         try:
             # self.txDoc = []
             self.txDoc =  self.client.execute(queryBuild, variable_values=paramsBuild)['genTx']
-            print(self.txDoc[0])
-            # sys.exit(0)
+            if self.verbose: print(self.txDoc[0])
             return self.txDoc
         except Exception as e:
             message = ast.literal_eval(str(e))["message"]
@@ -80,13 +79,13 @@ class Transaction:
     # Check document
     def checkTXDoc(self):
         issuerRaw=[];outAmount=[];outPubkey=[];commentRaw=[]
-        for i, docs in enumerate(self.txDoc):
+        for docs in self.txDoc:
             docList = docs.splitlines()
-            for j, line in enumerate(docList):
+            for i, line in enumerate(docList):
                 if re.search("Issuers:", line):
-                    issuerRaw.append(docList[(j + 1) % len(docList)])
+                    issuerRaw.append(docList[(i + 1) % len(docList)])
                 if re.search("Outputs:", line):
-                    outputRaw = docList[(j + 1) % len(docList)].split(":")
+                    outputRaw = docList[(i + 1) % len(docList)].split(":")
                     outAmount.append(int(outputRaw[0]))
                     outPubkey.append(outputRaw[2].split("SIG(")[1].replace(')',''))
                 if re.search("Comment:", line):
@@ -159,7 +158,7 @@ class Transaction:
     def _getIsChange(self):
         return self._isChange
     def _setIsChange(self, newChange):
-        print("_setIsChange: ", str(newChange))
+        if self.verbose: print("_setIsChange: ", str(newChange))
         self._isChange = newChange
         if newChange: self.useMempool == True
     isChange = property(_getIsChange, _setIsChange)