These are sample Openbox configurations to accompany this blog post.
Moving and resizing with Win+drag:
<mouse>
[...]
<context name="Frame">
<mousebind button="W-Left" action="Drag">
<action name="Move"/>
</mousebind>
<mousebind button="W-Right" action="Drag">
<action name="Resize"/>
</mousebind>
</context>
</mouse>
Fast window arrangement with the keyboard:
<keyboard>
[...]
<keybind key="W-w" chroot="true">
<keybind key="i"><action name="MoveToEdgeNorth"/></keybind>
<keybind key="j"><action name="MoveToEdgeWest"/></keybind>
<keybind key="k"><action name="MoveToEdgeSouth"/></keybind>
<keybind key="l"><action name="MoveToEdgeEast"/></keybind>
<keybind key="Escape"><action name="BreakChroot"/></keybind>
<keybind key="Return"><action name="BreakChroot"/></keybind>
<keybind key="space"><action name="BreakChroot"/></keybind>
</keybind>
<keybind key="W-s" chroot="true">
<keybind key="W-s">
<action name="GrowToEdgeNorth"/>
<action name="GrowToEdgeSouth"/>
<action name="GrowToEdgeEast"/>
<action name="GrowToEdgeWest"/>
<action name="BreakChroot"/>
</keybind>
<keybind key="i"><action name="GrowToEdgeNorth"/></keybind>
<keybind key="j"><action name="GrowToEdgeWest"/></keybind>
<keybind key="k"><action name="GrowToEdgeSouth"/></keybind>
<keybind key="l"><action name="GrowToEdgeEast"/></keybind>
<keybind key="Escape"><action name="BreakChroot"/></keybind>
<keybind key="Return"><action name="BreakChroot"/></keybind>
<keybind key="space"><action name="BreakChroot"/></keybind>
</keybind>
</keyboard>