From Graphene Theme Documentation
|This template is used on a very large number of pages.
To avoid large-scale disruption and unnecessary server load, any changes should first be tested in this template's /sandbox or /testcases subpage, or in your own user space. The tested changes can then be added in one single edit to this template. Please consider discussing any changes on the talk page before implementing them.
|Editors can experiment in this template's sandbox (create | mirror) and testcases (create) pages.
Please add categories and interwikis to the /doc subpage. Subpages of this template.