Yes, a holiday lighting installation can be a DIY project. While it is possible for homeowners to do it themselves, it's crucial to ensure all safety precautions are taken. This includes using the proper tools, following electrical safety guidelines, and carefully planning the layout. For large or high displays, professional installation is often recommended to ensure safety and a more polished appearance.

It’s unnecessary to tip holiday decorators, and most professionals won’t expect it, but it’s a nice gesture to show your appreciation for their work. If the expert goes above and beyond to keep your delicate decorations safe, or they’re hanging your exterior lights and putting out lawn decorations in freezing temperatures or inclement weather, a tip between 10% and 20% of your total will be appreciated. Large jobs that include interior and exterior work are also good opportunities to tip, especially if your expert is performing a rush job close to the holidays.

Christmas lights typically do not need to be grounded like electrical circuits in your home do. However, it's crucial to use outdoor outlets equipped with ground fault circuit interrupters (GFCIs) for added safety. GFCIs can help protect against electrical shocks and are recommended for outdoor electrical connections when using Christmas lights.

Heavy amounts of snow could be a problem. In many climates, lots of snow on your rooftop can lead to freeze-thaw cycle that create ice dams, which can damage rooftops. But if you’re using shingle clips, this snow poses an additional problem: As it melts and freezes, it can easily dislodge clips you’ve placed on your roof.

You can clean snow off your roof after a fresh snowfall while it’s still lightweight, but brushing off snow can also dislodge your clips. If you get a lot of snow, then roof clips become less viable.