As an impoverished plt off, my "work No 1" was getting very tired. A kind aircrew neighbour in the Mess donated me one of those zoot-suit jackets, from which I removed his brevet and flt lt rank and substituted my thin bit of braid. Sadly, within a month or so I was told not to wear it as it was for 'speshul' aircrew.
I think I then managed to source a cheap No 2 BD in barathea from somewhere. The long-term solution came with my posting to Tengah