What are the lessons to be learned from the latest round in the on-going but now imminently successful struggle by the Hekemian company to come up with a project for the old Pearson Funeral Home site on N. Washington St. that the City Council would like? The plan now has better architectural design, fewer rental apartments, more retail and office space and a nice transition to the neighborhood behind in terms of both staggered heights and a row of town house rentals on the back end. After two rude drop kicks out of the room in response to earlier proposals, Hekemian came back this time to find what seemed to be a significant attitude adjustment on the Council, which voted 6-1 last week to give preliminary approval to the plan. What happened?