Measure Change in Sales Effectiveness without Numbers and Metrics

We want to get better at selling and as sales leaders we want our salespeople to improve.  We need them to improve.  We hope that training and coaching and sales ennoblement tools will get us there.  We have also been told that there is more than one way to skin a cat but it might come as a surprise that there is more than one way to measure the progress being made by your salespeople.
There are traditional lagging indicators, like revenue generated, and there are traditional forward looking indicators, like new meetings, pipeline value and pipeline quantity compared to a prior period.  Conversion ratios – calls to meetings, meetings to qualified opportunities, qualified opportunities to closable, and win rates, all compared with the same ratios from a prior period.
These metrics tell a story, individually and together, but forward looking indicators tell a more timely story, especially if you have a long