First, you'll need to decide what type of lighting you want to use. Landscape lighting is a great option for decks, as it can provide both ambient and task lighting. Finally, you'll need to consider how you want to control your new lighting. There are a variety of options available, including timers, automatic sensors, and manual switches. With a little planning, you can easily add lighting & power installation in St. John’s, NL to your deck which will make it more inviting and functional.