NEVER Jack up your Mini on the Floor pan.
it will damage the floor severely.
The following pictures show suitable points to
use on the front and rear subframes, when Jacking up the car.
Always remember to support the car
on axle stands!
For the Front subframe, use the bottom plate, underneath
the Lower suspension arm bolt, as indicated here:
and the same point, shown from a different angle here:
On the Rear subframe, you should put
the jack anywhere in the area shown here:
We now have an answer to where we should position the Jack when
working on our babies...
Now... If only we could get this information out to non-Mini garages,
we might see a limit on the number of bent Floor Pans!