Project Estimation Tactics

I frequently asked for advice on how to estimate tasks or projects.  It’s a question architects get asked by project managers as we’re often in the best position to provide a realistic estimate.  Estimation is as much art as science, but there are some things you can do to reduce error over time.  Some may argue that it’s not the architect’s job to estimate; it’s the project manager’s job.  In my experience, it’s common to combine the architect and project manager roles, s...