Update Site Installation - Eclipse 3.4 through 3.6

To install using an update site, you'll need:

Installation steps are slightly different with each IDE and Eclipse version but the overall concept is the same.
The main steps are:

For a more complete installation instructions, click the Update Site link on the product download page that corresponds with the version of Eclipse/IDE you want to install the product into.

Troubleshooting a failed installation

Here are some known update site installation problems and their possible solutions:

No repository found...

Cannot satisfy dependency...