Take a look at how the Harmonized Sales Tax (HST) affects prices for a selection of household goods and services currently exempt from provincial sales tax (PST). Enter your costs per month before taxes in the from in the link below. Starts July 1, 2010.
HST - News - Ottawa Citizen
The HST is the combination of the Goods and services tax (GST) and Provincial sales taxes (PST). They are being Harmonized! Harmonized is a Orwellian term.
More info on HST can be found here:
Goods and services tax/harmonized sales tax (GST/HST)