Planting new trees properly starts with evaluating your landscape and finding the right location. Next, make your hole the right way (believe it or not, not all holes are created equal). Finish up by lowering the plant into the excavated area and offering suitable after-care. I discuss all this in great detail in my full article on planting trees.
The next FAQ begins to answer the fundamental question addressed in this Q&A series: how to prune trees.