1 you are in Ontario for at least 153 days of the first 183 days immediately following the date you establish residence in Ontario (you cannot be absent for more than 30 days during the first 6 months of residence); 2  you are in Ontario for at least 153 days in any 12-month period.
Career Requirements. To be a bookkeeper, you need a high school diploma. Certification will demonstrate your knowledge and skills in the field. You need two years of experience to be eligible for certification. You also should have math and basic computer skills, along with being detail-oriented.
Mental Skills. Plumbers should be able to apply reason and logic to the problem at hand, carefully analyzing all alternatives and the advantages or disadvantages of each method. They need to be good listeners who will give customers their full attention so misunderstandings will be reduced. Plumbers should be able to make decisions in a timely manner while using good judgment. At times, a plumber may have to keep an eye on dials or gauges while performing a repair or installation, so being able to multitask can be an asset.