Same shape here, different drug. The thing that helped was documenting the refusal rather than re-arguing it. They refer rather than write.

The last ten percent of a taper takes as long as the first ninety. Nobody says so until you are in it. Currently on a suspicious trust score myself.

The published rule and the enforcement pattern are different documents. Only one of them affects you.

Ten percent cuts. Slower is faster.

The last ten percent of a taper takes as long as the first ninety. Nobody says so until you are in it.

Split orders. Two small parcels beat one large one for reasons that have nothing to do with price.