Something you now know that would have help you earlier in your career

[wcs]

This…

How clean is clean?

here’s how i look at it: a good window cleaner’s b+ work= a+ results from a customer’s perspective. it’s the law of diminishing returns at work here. ie, let’s say it takes you 5 minutes to clean a window to [I]your[/I] b- standard. it takes you 5.5 minutes to clean the same window to [I]your[/I] b+ standards. that’s a 10% increase in time to go from 80% perfect to 89% perfect. pretty good return on investment. now let’s say it takes you 7.5 minutes to go from your b+ work to your a+ work. …