The Cubs’ big pitch to free agent Jon Lester was an all-day affair last November that ended with a three-hour dinner at a downtown Chicago steakhouse. The club’s baseball brass, led by chairman Tom Ricketts, employed video, slides and printed materials to paint a vivid picture for Lester and wife Farrah about everything from family life in Chicago to the Wrigley Field renovations and the concurrent rebuilding project happening on the field.