Why I should use Expression Blend for HTML to design?

Because you simply cannot ignore it. It is just an amazing tool to have

• This gives you WYSWYG
• Takes care of the dynamically loaded controls with data while designing
• Data bound WinJS controls are not visible in Visual Studio unlike ASP.NET
• You can also view and design for different layouts like snapping etc.
• Helps you check resolution while designing.
• It supports live DOM
• It also has interactive mode and you can navigate anywhere within the application

Namoskar!!!