The author suggests that ignoring potential clients who are difficult to reach, or have a specific way they want to work that doesn't align with your business processes. This is a crucial time for a solopreneur, especially in building Pens and Proof. The author shares her own personal experience of rejection from a client who was referred to as a potential client, and how to identify an ideal client. She argues that processes, such as booking calls, communicating with clients, and following up with them are crucial for a successful business.