How to make your first workflow. VisualStudio.

The best instruction how to make workflow.
Instruction
Good instruction with aspx form.
Creating Sequential Workflows in Visual Studio 2005 – A sample

Related Links:
If you have a problem with delay activity
Using Windows Workflow to Control ASP.NET Navigation
B# Workflow - Talking about Local Communication Services synchronization

State workflow:
State Machine Workflows in Windows Workflow Foundation

I think it's enough for a starter... :)