A Designers Guide to: Decorating the Perfect Christmas Tree. Christmas is such a magical time of year. The festive atmosphere, the delicious treats, visiting family and friends, and at the heart of our holiday home is the Christmas tree. The tree is the center of many a party, pictures, and memories for years to come. As such, I believe it deserves a little bit of extra love and attention. As a licensed Interior Designer, and professional Holiday decorator for over 15 years, I am here to give you my favorite insider tips and tricks to designing a tree worthy of the spotlight!