There is no single easy answer, and I'm not a management consultant so I have no interested in trying to sell one. You simply have to do the hard work of understanding the constraints you are operating under and exercising good judgement on how to work in that environment.
And, now I eagerly await the dozens of replies I'm going to get telling me that exercising good judgement and common sense could only mean that I am in fact following the True Agile (unless it doesn't work, then it was obviously No True Agile process).
And, now I eagerly await the dozens of replies I'm going to get telling me that exercising good judgement and common sense could only mean that I am in fact following the True Agile (unless it doesn't work, then it was obviously No True Agile process).