54 Version 1.2 December 11, 2009 Build your grid: step 3 Pfizer Branding Guidelines / Visual i dentity / 1. the masterbrand / Grids General users c ommunications Professionals design agencies set the typographic baseline at 3pt increments relative to the top margin. 0.2" 0.25" 0.25" 0.5" 0.5" 0.5" U.S. letter size is used for sample purposes.