If you want fast change position, you can move for a specyfic value press G and start type from keyboard X value TAB, Y value TAB, Z value, and press Enter. Hope it helps
P as a shortcut makes sense (is that your customized shortcut for it, Richard?), but I think the default shortcut key is still N to bring up the properties toolshelf, or panel, or sidebar, region etc. thingy…
You can also finf them in the object properties panel: