I found a good tutorial about importing outlook contacts. Basically, you can use Outlook COM object to access the contacts.
Mono 2.4.2 is released. Please download at http://www.go-mono.com/mono-downloads/download.html
In a windows shared webhost, normally, they are giving medium level of trust mode for you. Therefore, you can access some core functions such as accessing event log. In my cases, I can't call some custom assemblies. If I run asp.net web application, I will only use full trust mode.
I found another free altenative of Resharper, TytanNet. It is not bad, that is very little weight option. It got refactoring function. I like it has some shortcut to insert special data, such as class and interface.