Make money online: YES

Mobile car washing is a relatively remote-friendly side hustle, as you can typically operate from various locations. Most of the work can be done at the client's site, making it convenient for both parties. However, setting up a mobile car washing business may require permits or licenses depending on your location. It's essential to check local regulations before starting. While some Reddit and forum users have reported success with this side hustle, others mentioned challenges in finding clients consistently. Time zones may not be a significant factor in this business, but access to clients and suitable equipment are crucial for success. Potential red flags include the initial setup costs, which can range from $500 to $2,000, depending on the quality of equipment and supplies needed.