In 2010 I decided to go with the local Lawn Doctor. I signed up for their 6-step process. I also ordered the additional Aeration at the beginning of the season in April. After the aeration and step one were complete things were looking good. The lawn was new sod laid down the prior year, however we didn't move into the home until November so unfortunately the lawn went without a winter fertilizer. Everything appeared to fine until step 2 in mid-May. 4 - 5 days after application I started getting bright yellow streaks across my yard that... read full review »