The following resources are excellent sources of information and may be of interest to you:
The Law Society of Upper Canada http://www.lsuc.on.ca/
Ontario Bar Association http://www.oba.org/
Tarion New Home Warranty Corporation http://www.tarion.com/home/
Canadian Legal Information Institute http://www.canlii.org/
Ontario Statutes and Legislation http://www.e-laws.gov.on.ca/
Federal Child Support Guidelines http://www.justice.gc.ca/en/ps/sup/grl/glp.html