EI is Unemployment Insurance Premium. If you paid insurance premium of any kind, you are entitled to make a claim when such event occurs. Check with your local CCRA office to make certain that you are eligible, otherwise, claim back the EI premium you have paid.
The guide for <The Statement of Professional Activities> from CCRA lists details of what you can deduct as your expenses that are directly related to your professional activities. For example, you can deduct travel, accounting, legal, entertainment, motor vehicle, office expenses, rental, bank charges, equipment depreciation..... many many. Every item has to be spent for your work. In case you can not separate your personal use and business use, you are allowed to make fair estimate of the proportion that is used for your business. Only this portion can be deducted. If you feel overwelming to handle it your own, find an accountant to help you. The cost is about $50-$100. Next time, you just follow the example to do it yourself.
The guide for <The Statement of Professional Activities> from CCRA lists details of what you can deduct as your expenses that are directly related to your professional activities. For example, you can deduct travel, accounting, legal, entertainment, motor vehicle, office expenses, rental, bank charges, equipment depreciation..... many many. Every item has to be spent for your work. In case you can not separate your personal use and business use, you are allowed to make fair estimate of the proportion that is used for your business. Only this portion can be deducted. If you feel overwelming to handle it your own, find an accountant to help you. The cost is about $50-$100. Next time, you just follow the example to do it yourself.