Please add COGO tools to toolbox. THEN create and add to ESRI's knowledge base a strong article and step by step video guide directions WITH troubleshooting. ESRI's representation in their self help on this subject is almost non-existent. I didn't have a choice on whether to learn this task or not. If I had, I would have stopped, gone onto another task, never to return to this one! I work with civil engineers (who use only CAD)! It is part of this new job I have taken to enter all easements into the city's geodatabase. 12 years of using ESRI GIS for crime analysis did not prepare me for this aspect of GIS in an engineering atmosphere.