Several factors influence the performance of polymer modified asphalt emulsion waterproofing boots in asphalt or bitumen modification systems. Key factors include the type and concentration of polymer used, the compatibility of the polymer with the asphalt, the emulsion’s stability, and the curing conditions. Additionally, environmental factors such as temperature and humidity during application can affect adhesion and performance. Proper formulation and application techniques are essential to ensure optimal waterproofing and durability.