diff --git a/examples/express-ex/README.md b/examples/express-ex/README.md
index 132864b..c7977a2 100644
--- a/examples/express-ex/README.md
+++ b/examples/express-ex/README.md
@@ -6,7 +6,81 @@
 npm start
 ```
 
-## How To Post an Event
+## Spec v0.3
+
+__A Structured One__
+
+> Payload [example](../payload/v03/structured-event-0.json)
+
+```bash
+curl -X POST \
+     -d'@../payload/v03/structured-event-0.json' \
+     -H'Content-Type:application/cloudevents+json' \
+     http://localhost:3000/v03
+```
+
+__A Structured One with Extension__
+
+> Payload [example](../payload/v03/structured-event-1.json)
+
+```bash
+curl -X POST \
+     -d'@../payload/v03/structured-event-1.json' \
+     -H'Content-Type:application/cloudevents+json' \
+     http://localhost:3000/v03
+```
+
+__A Binary One__
+
+```bash
+curl -X POST \
+     -d'@../payload/data-0.json' \
+     -H'Content-Type:application/json' \
+     -H'ce-specversion:0.3' \
+     -H'ce-type:com.github.pull.create' \
+     -H'ce-source:https://github.com/cloudevents/spec/pull/123' \
+     -H'ce-id:45c83279-c8a1-4db6-a703-b3768db93887' \
+     -H'ce-time:2019-06-21T17:31:00Z' \
+     http://localhost:3000/v03
+```
+
+__A Binary One with Extension__
+
+```bash
+curl -X POST \
+     -d'@../payload/data-0.json' \
+     -H'Content-Type:application/json' \
+     -H'ce-specversion:0.3' \
+     -H'ce-type:com.github.pull.create' \
+     -H'ce-source:https://github.com/cloudevents/spec/pull/123' \
+     -H'ce-id:45c83279-c8a1-4db6-a703-b3768db93887' \
+     -H'ce-time:2019-06-21T17:31:00Z' \
+     -H'ce-my-extension:extension value' \
+     http://localhost:3000/v03
+```
+
+__A Binary One with Base 64 Encoding__
+
+```bash
+curl -X POST \
+     -d'@../payload/data-1.txt' \
+     -H'Content-Type:application/json' \
+     -H'ce-specversion:0.3' \
+     -H'ce-type:com.github.pull.create' \
+     -H'ce-source:https://github.com/cloudevents/spec/pull/123' \
+     -H'ce-id:45c83279-c8a1-4db6-a703-b3768db93887' \
+     -H'ce-time:2019-06-21T17:31:00Z' \
+     -H'ce-datacontentencoding:base64' \
+     http://localhost:3000/v03
+```
+
+__A Batch One__
+
+TODO
+
+## Spec v0.2
+
+### How To Post an Event
 
 __A Structured One__
 
@@ -16,7 +90,7 @@ __A Structured One__
 curl -X POST \
      -d'@../payload/v02/structured-event-0.json' \
      -H'Content-Type:application/cloudevents+json' \
-     http://localhost:3000/
+     http://localhost:3000/v02
 ```
 
 __A Structured One with Extension__
@@ -27,7 +101,7 @@ __A Structured One with Extension__
 curl -X POST \
      -d'@../payload/v02/structured-event-1.json' \
      -H'Content-Type:application/cloudevents+json' \
-     http://localhost:3000/
+     http://localhost:3000/v02
 ```
 
 __A Binary One__
@@ -41,7 +115,7 @@ curl -X POST \
      -H'ce-source:https://github.com/cloudevents/spec/pull/123' \
      -H'ce-id:45c83279-c8a1-4db6-a703-b3768db93887' \
      -H'ce-time:2019-06-21T17:31:00Z' \
-     http://localhost:3000/
+     http://localhost:3000/v02
 ```
 
 __A Binary One with Extension__
@@ -56,7 +130,7 @@ curl -X POST \
      -H'ce-id:45c83279-c8a1-4db6-a703-b3768db93887' \
      -H'ce-time:2019-06-21T17:31:00Z' \
      -H'ce-my-extension:extension value' \
-     http://localhost:3000/
+     http://localhost:3000/v02
 ```
 
 __A Batch One__