As published in thedrum.com by Lisa Lacy: Like precious snowflakes, each brand and agency is different, so – spoiler alert – there isn’t a definitive across-the-board answer about whether it is best to work with full-service or specialty agencies. In fact, like so many things in life, with the necessary caveats, of course, the ideal arrangement, broadly speaking, may lie in a healthy compromise between the two — or what I’d like to call the…