The list below is taken directly from the Nature Canada web site and I have discovered most of these are easy to do. Taking a shorter shower is a bit of a struggle, however, the rest of the list is not that difficult.
If you would like to take the challenge, go to the web site below and have a look.
EASY ways that you can save water around the house Water Saved
Don't run the tap while shaving or cleaning your teeth 1 gallon (3.7 litres) a minute
Add an aerator to any tap 1 gallon (3.7 litres) a minute
Reduce the length of a shower by one minute 2.5 gallons (9.5 litres)
Install a low flow shower head 3 gallons(11.3 litres)a minute
Install a toilet tank displacement device .5 gallon (1.8 litres) a flush
Run the dishwasher only when it is totally full 10 gallons (37.8 litres) each saved load
Water your lawn at night and save 65% lost to evaporation
when watering during the day 5 gallons (19 litres) a minute