There was a smilar article published on 8/23/2010 http://www.sqlservercentral.com/articles/scripting/70783/

but neither cases no discussions about how to handle error or script failure and notifications.

Good article.

Good article with some value added deatils and examples.

There are some confusion with this question. With the exception of default instance all instance are called named instance in standalone system. You can RDP only to the Default instance...