Small addon that will allow admins and/or moderators to reply to locked conversations. There are two options for the addon, one to allow admins and one to allow mods. Options: Example:

Description: Allows selecting the best answered reply in a thread. This add-on is designed to allow either the thread starter or staff to select the best answered reply. Visitors will be able to quickly find the very best answer in the thread. (Example of Best answered message in thread view)...

Description : This add-on allows your users to mark a thread as 'solved' by choosing a post as a solution. These posts are given markup, to make them more obvious, and a link at the top of the thread allows the user to be taken directly to the solution. Multiple solutions per thread are...