You will need to use the DataAssist Insert Server Behavior. In DW, open the Server Behaviors Panel (Window -> Server Behaviors) and click the + button and select DataAssist and then the Single Record Server Behavior. The wizard should be easy to use.
Similarly, for the email question, you can select Universal Email and add an email server behavior and make sure to select the form post for the triggers.
If you have any questions about any of the steps, let me know. Also, you can check out the support pages at: