diff --git a/asymcrypt_test.go b/asymcrypt_test.go
index c0391b7..034b9cc 100644
--- a/asymcrypt_test.go
+++ b/asymcrypt_test.go
@@ -3,8 +3,8 @@ package meowlib
 import (
 	"encoding/base64"
 	"fmt"
-	"io/ioutil"
 	"log"
+	"os"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
@@ -123,19 +123,19 @@ func TestFlutterCompat(t *testing.T) {
 }
 
 func TestFlutterDecode(t *testing.T) {
-	pub, err := ioutil.ReadFile("/home/yves/Documents/code/flutter/meowlib/pub.key")
+	pub, err := os.ReadFile("/home/yves/Documents/code/flutter/meowlib/pub.key")
 	if err != nil {
 		fmt.Println("Err")
 	}
-	priv, err := ioutil.ReadFile("/home/yves/Documents/code/flutter/meowlib/priv.key")
+	priv, err := os.ReadFile("/home/yves/Documents/code/flutter/meowlib/priv.key")
 	if err != nil {
 		fmt.Println("Err")
 	}
-	msg, err := ioutil.ReadFile("/home/yves/Documents/code/flutter/meowlib/msg.enc")
+	msg, err := os.ReadFile("/home/yves/Documents/code/flutter/meowlib/msg.enc")
 	if err != nil {
 		fmt.Println("Err")
 	}
-	sign, err := ioutil.ReadFile("/home/yves/Documents/code/flutter/meowlib/msg.sign")
+	sign, err := os.ReadFile("/home/yves/Documents/code/flutter/meowlib/msg.sign")
 	if err != nil {
 		fmt.Println("Err")
 	}
@@ -154,11 +154,11 @@ func TestFlutterDecode(t *testing.T) {
 }
 
 func TestFlutterEncode(t *testing.T) {
-	pub, err := ioutil.ReadFile("/home/yves/Documents/code/flutter/meowlib/pub.key")
+	pub, err := os.ReadFile("/home/yves/Documents/code/flutter/meowlib/pub.key")
 	if err != nil {
 		fmt.Println("Err")
 	}
-	priv, err := ioutil.ReadFile("/home/yves/Documents/code/flutter/meowlib/priv.key")
+	priv, err := os.ReadFile("/home/yves/Documents/code/flutter/meowlib/priv.key")
 	if err != nil {
 		fmt.Println("Err")
 	}
@@ -168,11 +168,11 @@ func TestFlutterEncode(t *testing.T) {
 		log.Println(err.Error())
 	}
 
-	err = ioutil.WriteFile("/home/yves/Documents/code/flutter/meowlib/gomsg.enc", encMess, 0644)
+	err = os.WriteFile("/home/yves/Documents/code/flutter/meowlib/gomsg.enc", encMess, 0644)
 	if err != nil {
 		fmt.Println("Err")
 	}
-	err = ioutil.WriteFile("/home/yves/Documents/code/flutter/meowlib/gomsg.sign", sign2, 0644)
+	err = os.WriteFile("/home/yves/Documents/code/flutter/meowlib/gomsg.sign", sign2, 0644)
 	if err != nil {
 		fmt.Println("Err")
 	}
diff --git a/client/identity.go b/client/identity.go
index 762a9e0..222a9d1 100644
--- a/client/identity.go
+++ b/client/identity.go
@@ -48,8 +48,8 @@ func (id *Identity) InvitePeer(MyName string, ContactName string, MessageServerI
 		}
 	}
 	for _, i := range MessageServerIdxs {
-		srv := id.MessageServers.Servers[i].ServerData
-		myContactCard.PullServers = append(myContactCard.PullServers, &srv)
+		srv := &id.MessageServers.Servers[i].ServerData
+		myContactCard.PullServers = append(myContactCard.PullServers, srv)
 	}
 	myContactCard.Name = MyName
 	myContactCard.ContactPublicKey = peer.MyIdentity.Public
diff --git a/client/message.go b/client/message.go
index 1821e30..7030107 100644
--- a/client/message.go
+++ b/client/message.go
@@ -2,7 +2,7 @@ package client
 
 import "fmt"
 
-func MakeText(peer *Peer, text string, srv *InternalServer) ([]byte, error) {
+func ProcessOutboundTextMessage(peer *Peer, text string, srv *InternalServer) ([]byte, error) {
 	// Creating User message
 	usermessage, err := peer.BuildSimpleUserMessage([]byte(text))
 	if err != nil {
@@ -22,7 +22,7 @@ func MakeText(peer *Peer, text string, srv *InternalServer) ([]byte, error) {
 	packedMsg := peer.PackUserMessage(EncMsg, EncMsgSignature)
 
 	// Creating Server message for transporting the user message
-	toServerMessage, err := srv.BuildMessageSendingMessage(&packedMsg)
+	toServerMessage, err := srv.BuildMessageSendingMessage(packedMsg)
 	if err != nil {
 		return nil, err
 	}
diff --git a/client/peer.go b/client/peer.go
index 6a46d69..6bbd644 100644
--- a/client/peer.go
+++ b/client/peer.go
@@ -143,12 +143,12 @@ func (p *Peer) AsymDecryptMessage(Message []byte, Signature []byte) (DecryptedMe
 }
 
 // PackUserMessage will package the previously encrypted message for sending it to the peer in protobuff format
-func (p *Peer) PackUserMessage(message []byte, signature []byte) meowlib.PackedUserMessage {
+func (p *Peer) PackUserMessage(message []byte, signature []byte) *meowlib.PackedUserMessage {
 	var msg meowlib.PackedUserMessage
 	msg.Destination = p.Contact.LookupPublicKey
 	msg.Payload = message
 	msg.Signature = signature
-	return msg
+	return &msg
 }
 
 func (ints *InternalServer) UnPackUserMessage(protoPackedMessage []byte) (payload []byte, signature []byte, err error) {
diff --git a/contactcard.go b/contactcard.go
index 92e3cf5..1bd6578 100644
--- a/contactcard.go
+++ b/contactcard.go
@@ -159,10 +159,10 @@ func (Contact *ContactCard) WriteQr(filename string) error {
 	return nil
 }
 
-func ReadQr(Filename string) ContactCard {
+func ReadQr(filename string) *ContactCard {
 	var contact ContactCard
 	// open and decode image file
-	file, _ := os.Open("qrcode.jpg")
+	file, _ := os.Open(filename)
 	img, _, _ := image.Decode(file)
 
 	// prepare BinaryBitmap
@@ -173,5 +173,5 @@ func ReadQr(Filename string) ContactCard {
 	result, _ := qrReader.Decode(bmp, nil)
 
 	fmt.Println(result)
-	return contact
+	return &contact
 }
diff --git a/endtoend_test.go b/endtoend_test.go
index a23b1b7..845e694 100644
--- a/endtoend_test.go
+++ b/endtoend_test.go
@@ -103,7 +103,7 @@ func TestEndToEnd(t *testing.T) {
 		intS1 := client.InternalServerFromServer(srv)
 
 		// Creating Server message for transporting the user message
-		toServerMessage, err := intS1.BuildMessageSendingMessage(&packedMsg)
+		toServerMessage, err := intS1.BuildMessageSendingMessage(packedMsg)
 		if err != nil {
 			fmt.Println(err.Error())
 		}
diff --git a/qrcode.png b/qrcode.png
deleted file mode 100644
index a0a1658..0000000
Binary files a/qrcode.png and /dev/null differ