I went with undercarriage down as the take-off louvres were moulded open and the main intakes closed, but also because of the tiny 'footprint' of the wheels compared to the size of the aircraft itself.
There is a choice of two different sizes for the Ukrainian trident on the vertical stabilisers - I went with small, but maybe big would have been better.
Decal camouflage worked a treat. Only two tiny tears that were easily touched up. The large decal across the spine was applied in one piece and aligns nicely with the pattern on the inner wings. Micro Sol and Micro Set should take some credit, but the decals themselves were both really thin and really strong.