Any Points on the SharePoint Workflow Best Practices for both SPD and VS.
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first is sharepoint 2010 best practices:
Workflow Development Tools Comparison
SPD VS VSWD
Workflow Development for SharePoint Foundation
Workflow Development in SharePoint Designer
Workflow Development in Visual Studio
Best Practices and Limitations of creating Workflows using Visio and SharePoint Designer
how to make them explained:
Introduction to designing and customizing workflows
that should get you going and become a pro in WF development ;)