You don't want your new TV to come down after you have spent so much money on it. You should first make sure that your wall can support the weight of both the mount and screen. You can always call a professional if you are unsure.Also, make sure to inspect for wood battens and water pipes. You can use a quality Stud-Finder to find potential issues. If you aren't sure, get help from a professional.Once you are happy with the decision, it's time to get started. Follow the instructions provided by your mount. Use a spirit level, and use only the hardware, per VESA compatibility.