Worry Free Snow Blowing Inc

This is our third year with Worry Free and I believe they have over extended their ability to keep up with demand. They used to be good. They used to come out and plow in the morning around 7 am before work (at least one lane if they are busy). Not anymore, they come out once a day even with over 15 cm of snow throughout the day. That's if they show up. Now they have not shown up (twice), and my neighbours and I have had to call several times to remind them that they missed our street. Each call is frustrating because they can't give us a reason for missing the street and/or the delay.