Developing windows applications and web applications with C#.NET And Visual Basic.NET
Using .Net framework 3.5 in different ways for creating a powerful secured applications,
Using SQL server for creating complexed databases and using the SQL Server intelligent services and crystal Reports for creating Advanced Reports .
Using ADO.NET and LINQ technologies for linking Database to other applications..
Using AJAX technologies for creating a compatative websites.
Using MS Expression Blend XAML for creating powerful WPF, Silverlight...