Spotting an INFP can be challenging as they often blend in with others due to their introverted nature. However, there are several key characteristics that can help you identify an INFP:

1. Introversion: INFPs are primarily introverted individuals who prefer spending time alone or with a small group of close friends. They often need time to recharge and reflect on their thoughts and emotions.

2. Idealism: INFPs are known for their strong sense of idealism and desire to make a positive impact on the world. They often have a deep sense of purpose and are driven by their values and beliefs.

3. Empathy and Sensitivity: INFPs are highly empathetic and sensitive individuals. They have a natural ability to understand and connect with the emotions and experiences of others. They are often deeply affected by the suffering and injustices they witness in the world.

4. Creativity: INFPs have a rich inner world and a vivid imagination. They often express their creativity through various forms such as writing, art, music, or other artistic pursuits. They appreciate beauty and are drawn to aesthetics.

5. Authenticity: INFPs value authenticity and strive to be true to themselves. They often have a strong sense of individuality and may resist conforming to societal expectations or norms. They prioritize personal growth and self-discovery.

6. Strong Values: INFPs have a well-defined set of values and principles that guide their decisions and actions. They are deeply committed to their beliefs and may become passionate advocates for causes they believe in.

7. Emotional Depth: INFPs experience emotions intensely and may have a rich inner emotional life. They are often introspective and reflective, seeking to understand their own emotions and the emotions of others.

8. Reserved and Observant: INFPs tend to be quiet and reserved in social situations, preferring to observe and listen rather than dominate conversations. They may take time to open up and share their thoughts and feelings.

9. Conflict Avoidance: INFPs typically dislike conflict and may go to great lengths to avoid it. They value harmony and may struggle with assertiveness or confrontation. They prefer peaceful resolutions and may internalize their feelings to maintain peace.

10. Altruism: INFPs have a strong desire to help others and make a positive impact. They are often drawn to careers or activities that allow them to support and uplift others, such as counseling, social work, or activism.

It's important to note that while these characteristics are common among INFPs, everyone is unique, and individuals may exhibit these traits to varying degrees. Additionally, it's essential to remember that personality types are just one aspect of a person, and it's crucial to approach individuals with an open mind and without making assumptions based solely on their personality type.