Make money online: YES

Invoice templates can be a remote-friendly side hustle as you can create and sell them online without the need for in-person interactions. Many people on platforms like Reddit and Twitter have reported success with this hustle, mentioning it's a convenient way to earn extra income. The success of this side hustle may depend on your location in terms of accessing clients and time zones for communication. Setup costs for this business can range from $0 to $100, and you can typically start making a profit within 2 weeks. One potential gotcha to be aware of is the need to create high-quality, unique templates to stand out in a competitive market.