Please be aware that the extended warranty coverage provided by Walker Group or W3 Solutions requires extensive delay time to process your service call. A minimum of 48 hours in their level 1 call centre in Calgary, before a service call is processed to the service provider in the field. Then up to 48 hours in the level 2 call & dispatch centres of the actual service provider, before your request actually makes it to the service person in your local area. Then of course you are placed on a service call list for the local... read full review »