last fall i bid on seeding jobs that were 20% to 60% bare due to disease and drought, most lawns were bluegrass sod. i bid them useing my lesco seeder. lost them to chem lawn. they bid them useing core aeration and broadcasting the seed . my question is did any of you use core aeration /broadcasting seed with good results. and if so how did you go about it. <br> thanks ,anthony n.j.