diff --git a/README.md b/README.md
index 4a4503b94..94f7b94d6 100644
--- a/README.md
+++ b/README.md
@@ -43,7 +43,7 @@ The new universial GUI will work.
 ## Development
 This fork now compiles just fine on 
    - Windows/mingw environment with Qt5.6.1 & GCC 4.8
-   - Ubuntu 1404, 1510, 1604
+   - Ubuntu 1404, 1510, 1604, 1804
    - Mac OS X / Homebrew
    - Docker container
 
@@ -159,7 +159,7 @@ Links
 - https://github.com/Gator96100/ProxSpace/releases/tag/v2.2   (release v2.2 with gcc v5.3.0 arm-none-eabi-gcc v7.1.0)
 
 
-### 7. Build and run
+### Build and run
 
 - Clone fork
 `git clone https://github.com/RfidResearchGroup/proxmark3.git`
@@ -181,5 +181,66 @@ Assuming you have Proxmark3 Windows drivers installed you can run the Proxmark s
 - Run the client	
 `proxmark3.exe comX`
 
-iceman at host iuse.se
-July 2018, Sweden
+
+## Validating proxmark client functionality
+
+If all went well you should get some information about the firmware and memory usage as well as the prompt,  something like this.
+
+>[=] UART Setting serial baudrate 460800
+>
+>Proxmark3 RFID instrument
+>
+> [ CLIENT ]
+>
+> client: iceman build for RDV40 with flashmem; smartcard;
+>
+> [ ARM ]
+>
+> bootrom: iceman/master/4517531c-dirty-unclean 2018-12-13 15:42:24
+>
+>   os: iceman/master/5a34550a-dirty-unclean 2019-01-07 23:04:07
+>
+> [ FPGA ]
+>
+> LF image built for 2s30vq100 on 2018/ 9/ 8 at 13:57:51
+>
+> HF image built for 2s30vq100 on 2018/ 9/ 3 at 21:40:23
+>
+> [ Hardware ]
+>
+>--= uC: AT91SAM7S512 Rev B
+>
+>--= Embedded Processor: ARM7TDMI
+>
+>--= Nonvolatile Program Memory Size: 512K bytes, Used: 247065 bytes (47%) Free: 277223 bytes (53%)
+>
+>--= Second Nonvolatile Program Memory Size: None
+>
+>--= Internal SRAM Size: 64K bytes
+>
+>--= Architecture Identifier: AT91SAM7Sxx Series
+>
+>--= Nonvolatile Program Memory Type: Embedded Flash Memory
+>
+> pm3 -->
+
+### run the following commands
+    pm3 --> hw status
+    pm3 --> hw version
+    pm3 --> hw tune
+
+You are now ready to use your newly upgraded proxmark3 device.  Many commands uses the **h** parameter to show a help text. The client uses a arcaic command structure which will be hard to grasp at first.  Here are some commands to start off with.
+
+    pm3 --> hf
+    pm3 --> hf 14a info
+    pm3 --> lf
+    pm3 --> lf search
+
+### Quit client
+    pm3 --> quit
+
+
+## the end
+
+`iceman at host iuse.se`
+`July 2018, Sweden`