There may be male lawyers reading this who’ll say “I’ve done loads of this type of thing over the years!” To which I say, good for you! I’ve just rarely seen this myself in my 20 year career.

The real problem of non-promotable work is that it’s, well, non-promotable. You’ll spend the same time doing the work as you could have spent doing chargeable work that counts towards your annual targets i.e. things the promotion committee actually care about.