Just updated BobbyMods to 6.12.
I also updated a couple of multi-site installations, and if you didn't hack core and put the themes and modules where they should go (as opposed to where-ever it works) it should be fairly easy.
Here you can find all Drupal 6.x core upgrade projects that are not a part of another project.
These are all projects from people that just need an drupal core update done for them.
To request an upgrade from your current drupal version to the latest secure drupal version contact me and include your current drupal version and a list of used contributed modules (if known).
Just updated BobbyMods to 6.11, and for the sites that I set up and manage it was an uneventful affair.
I also updated a couple of multi-site installations, and if you didn't hack core and put the themes and modules where they should go (as opposed to where-ever it works) it should be fairly easy.
Drupal 5.x Upgrade Project
Drupal Upgrade Project for all client sites with maintenance contract.
This was the continuous upgrade project for 2007 and is accessible only for documentation purposes.
There is a redirect to the new location, Just access with your login info.