If you are just starting out in ASP.NET development, there are some very useful resources that will give you a good start.
First of all, I’d suggest going to Microsoft’s ASP.NET website and browsing through some of the sections there. You may want to:
Watch some of the Getting Started Videos
Follow the Quickstart Tutorials
Read the ASP.NET Documentation
You may also want to bookmark and read through some of these websites:
You can also subscribe to people’s ASP.NET blogs such as:

Mark is primarily an ASP.NET developer and also has skills in SQL Server, HTML and CSS. He is based in the North East of England and has a 2 year old son named George. Mark is the founder of http://aspnetlibrary.com, has a blog at http://weblogs.asp.net/marksmith and is the director of http://mdssolutions.co.uk.