Burn the 2%, Ant - MLM is just that, a maximum. Also, if you do it off base and depart again without the owerweight landing inspection, you'll have a very hard case to argue in court when summat happens to the aircraft brake/tyre/gear-systems 10 sectors later and they start looking at what the aircraft was doing previously. Might not have anything to do with cause and effect, but enough for the prosecution to pounce on...