I work for an agency that often picks up work from large agencies or in-house teams and most of the time I find myself using either Subversion or Mercurial. We

I work for an agency that often picks up work from large agencies or in-house teams and most of the time I find myself using either Subversion or Mercurial. We use Mercurial for our own projects, but one client uses Git, which I use at home and prefer it to Mercurial. It's a situation I imagine a lot of development agencies find themselves in.