Stephanie Dailey discusses the installation of beautiful ceiling beams in a traditional style home, emphasizing the importance of attention to detail. She explains the process of building box beams using hardwood such as Poplar, with MDF crown molding for cost efficiency. Options for beam styles include dog-eared and mitered, with different wood choices based on client preference and budget. The beams add a stylish impact to the space, with the flexibility to customize size and shape. This cost-effective method transforms the look of a room and can be tailored to fit various design preferences.