How much should I charge to clean windows, considering the myriad factors that can influence pricing in this service-oriented industry? Is it solely dependent on the square footage of the area to be cleaned, or do factors such as the window type, accessibility, and the level of dirtiness play a significant role? Furthermore, how do regional market rates impact my pricing strategy? Should I adopt a flat fee for standard residential windows, or would a tiered pricing system better reflect the varying complexities of different job types? Is it prudent to incorporate additional charges for challenges, such as multi-story buildings or specialized cleaning solutions for tinted or treated windows? Moreover, how can I ensure that my pricing remains competitive while still reflecting the quality of service I provide? In such a dynamic market, how should I approach potential clients regarding value perception and the assurance of a detailed, thorough cleaning?