In this post titled "How to change the List View Threshold and Other Resource Throttling Settings", I described why you might want to use the "List View Threshold for Auditors and Administrators", which is 20,000 by default. This limit is higher than the default 5,000 List View Threshold that gets applied...

One of the major reasons that this List View Threshold (LVT) feature was created is to protect the server from unintentional load that may either bring it down, or at least cause other users higher latency or failures. Changing this limit (default 5000) is quite simple, but I wouldn't recommend it unless...