Knowing and understanding the opportunity and cost of international expansion is one of the most important things you need to do before you proceed with any other tasks. The success of your business depends on the thoroughness and correctness of your research, so do a good job from the start. Don't cut corners or you will pay the price.
Follow the example of "Mold Busters - The Mold Removal Experts", an Ottawa local company which successfully expanded internationally into Europe, Singapore and Malaysia.