Hi Kempe, that is good advice....Just a tip, after de-thatching, you may consider coring the lawn then applying a good quality fertiliser (Pivot 400 is very good) and then watering in well....The lawn will come up a treat!
Please do not PM me asking for support. Please post your questions in the appropriate forums, as the replies it may receive may help all members, not just the individual member. Kindest Regards, Darryl