I use LS spread fescue. Problem solved. It just fills in any spots. Plant a few seeds in the middle of a pot using soil from the site. Its amazing how fast those 7-8 seed fill the pot. Which leads to the question do you need that much seed for the lawn? * Proper watering, Fertilizer(organic) and compost applications create beautiful lawns.
Everyday you wake up you have been given 24 hours. What you do with those hours determines how rich you will become. The rich work the hours you don't see.
Great Book: "Think and Grow Rich"