Mark A Schell (@agileschell) 's Twitter Profile
Mark A Schell

@agileschell

XP and Volleyball Enthusiast

ID: 3468503417

calendar_today28-08-2015 12:47:41

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Mark A Schell (@agileschell) 's Twitter Profile Photo
Mark A Schell
@agileschell

8 years ago

Measure what you want to improve. If you measurement is inaccurate or focused incorrectly you are unlikely to see the intended results.