Overseeding Existing Fescue

[OKIEMIKE]

I have seeded new lawns using a power rake, but it would really destroy an existing fescue lawn...What is the best way to overseed fescue.?

[ICT Bill]

Here in the mid atlantic on one end is core aeration and overseed on the other end of the scale is simply broadcasting by hand. A lot of folks use slit seeding and really like the results