One of my pet hates is waiting until we either stop or slow down at a holding point/taxiway intersection before then giving us a clearance to continue.
Please if at all possible don't do that, especially on A crossing 27, it takes a while and a lot of power to get a heavy moving again.
One particular evening you did it to me 3 times after landing on 16 and on each occasion it wasn't necessary.
Generally however I find YMML ATC good.