diff --git a/Documentation.md b/Documentation.md
index 3b18576..99a811c 100644
--- a/Documentation.md
+++ b/Documentation.md
@@ -1,25 +1,33 @@
 ## Variables
+### Addresses to exchange:
+- var **NewIP** net.IP
+- var **NewMAC** net.HardwareAddr
+- var **OldIP** net.IP
+- var **OldMAC** net.HardwareAddr
 
+### In-/Output to VM and network:
+- var **NetReader** io.Reader
+- var **NetWriter** io.Writer
+- var **VmReader** io.Reader
+- var **VmWriter** io.Writer
+
+### DHCP variables:
 - var **DHCPCandidate** net.IP
+- var **DHCPDNSIP** net.IP
 - var **DHCPIP** net.IP
 - var **DHCPMAC** net.HardwareAddr
 - var **DHCPMask** []byte
+- var **DHCPRouterIP** net.IP
 - var **DHCPState** dhcp4.MessageType
-- var **DNSIP** net.IP
+- var **DHCPXId** []byte
+
+### User-provided variables:
 - var **Hostname** string
-- var **NetReader** io.Reader
-- var **NetWriter** io.Writer
-- var **NewIP** net.IP
-- var **NewMAC** net.HardwareAddr
-- var **OldIP** net.IP
-- var **OldMAC** net.HardwareAddr
 - var **Passthrough** bool
-- var **RouterIP** net.IP
-- var **UId** string
-- var **VmReader** io.Reader
-- var **VmWriter** io.Writer
 - var **Wireshark** bool
-- var **XId** []byte
+
+### UId used as host name:
+- var **UId** string
 
 ## Functions