diff --git a/src/lib.rs b/src/lib.rs
index 613f79f..9aa6c7d 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -4,6 +4,7 @@
 #![allow(dead_code)]
 
 pub mod packet;
+pub mod encoding;
 
 #[allow(unused_variables)]
 pub fn print_stack(file: &'static str, line: u32) {
diff --git a/src/main.rs b/src/main.rs
index 3997ed0..14916f2 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,5 +1,7 @@
 use rust_mqtt::packet::mqtt_packet::Packet;
 use rust_mqtt::packet::packet_type::PacketType;
+use rust_mqtt::encoding::variable_byte_integer::VariableByteIntegerEncoder;
+use rust_mqtt::encoding::variable_byte_integer::VariableByteIntegerDecoder;
 
 fn main() {
     env_logger::builder()
@@ -14,11 +16,22 @@ fn main() {
 
     let mut txt = *b"abcde";
     let mut payld = *b"xxxxx";
-    let f = PacketType::Reserved;
+
+
+    let f = PacketType::from(0xA0);
     let o: u8 = f.into();
+
+    let r = match VariableByteIntegerEncoder::encode(179) {
+        Ok(r) => r,
+        Err(_e) => [0; 4],
+    };
+    log::info!("{:02X?}", r);
+    let d = VariableByteIntegerDecoder::decode(r);
     log::info!("Enum val: {}", o);
     let x = Packet::new( l, y, z, p, &mut txt, &mut payld );
+    
     log::info!("Hello world");
     x.encode();
     x.get_reason_code();
+
 }
\ No newline at end of file
diff --git a/src/packet/mod.rs b/src/packet/mod.rs
index edaf6b7..198b2a0 100644
--- a/src/packet/mod.rs
+++ b/src/packet/mod.rs
@@ -1,2 +1,3 @@
 pub mod mqtt_packet;
-pub mod packet_type;
\ No newline at end of file
+pub mod packet_type;
+pub mod packet_builder;
\ No newline at end of file
diff --git a/src/packet/packet_builder.rs b/src/packet/packet_builder.rs
new file mode 100644
index 0000000..839cbe0
--- /dev/null
+++ b/src/packet/packet_builder.rs
@@ -0,0 +1,20 @@
+use super::mqtt_packet::Packet;
+use super::packet_type::PacketType;
+
+pub struct PacketBuilder<'a> {
+    currentPacket: Packet<'a>,
+}
+
+impl<'a> PacketBuilder<'a>  {
+    pub fn build(&self) -> &Packet<'a> {
+        return &self.currentPacket;
+    }
+
+    pub fn decode(&self, buffer: &'a mut [u8]) -> &Packet<'a> {
+        return &self.currentPacket;
+    }
+
+    pub fn addPacketType(packet_type: PacketType) {
+
+    }
+}
\ No newline at end of file
diff --git a/src/packet/packet_type.rs b/src/packet/packet_type.rs
index d9a6393..f01275b 100644
--- a/src/packet/packet_type.rs
+++ b/src/packet/packet_type.rs
@@ -23,9 +23,9 @@ pub enum PacketType {
 impl From<u8> for PacketType {
     fn from(orig: u8) -> Self {
         match orig {
-            0x00 =>  return PacketType::Reserved,
             0x10 => return PacketType::Connect,
             0x20 => return PacketType::Connack,
+            0x00 => return PacketType::Reserved,
             0x30 => return PacketType::Publish,
             0x40 => return PacketType::Puback,
             0x50 => return PacketType::Pubrec,
@@ -44,3 +44,27 @@ impl From<u8> for PacketType {
     }
 }
 
+impl Into<u8> for PacketType {
+    fn into(self) -> u8 {
+        match self {
+            PacketType::Connect => return 0x00,
+            PacketType::Connack => return 0x10,
+            PacketType::Reserved => return 0x20,
+            PacketType::Publish => return 0x30,
+            PacketType::Puback => return 0x40,
+            PacketType::Pubrec => return 0x50,
+            PacketType::Pubrel => return 0x60,
+            PacketType::Pubcomp => return 0x70,
+            PacketType::Subscribe => return 0x80,
+            PacketType::Suback => return 0x90,
+            PacketType::Unsubscribe => return 0xA0,
+            PacketType::Unsuback => return 0xB0,
+            PacketType::Pingreq => return 0xC0,
+            PacketType::Pingresp => return 0xD0,
+            PacketType::Disconnect => return 0xE0,
+            PacketType::Auth => return 0xF0,
+            PacketType::Reserved => return 0x00
+        }
+    }
+}
+