What are the advantages of using an airless sprayer for painting projects in the Los Angeles area compared to traditional methods such as brushes or rollers? Are there specific types or models of airless sprayers that are commonly used in the Los Angeles construction industry for different types of coatings and surfaces? How does the pressure and tip size of an airless sprayer impact the coverage and quality of the paint application in Los Angeles? Can airless sprayers be used for both interior and exterior painting projects in Los Angeles, and are there any specific considerations for each environment? Are there any recommended on airless sprayers Los Angeles techniques or tips for achieving a smooth and even finish when using an airless sprayer in the Los Angeles construction industry? Are there any local regulations or permits required when using an airless sprayer for large-scale painting projects in Los Angeles?