Spotting an ESTJ (Extraverted, Sensing, Thinking, Judging) can be done by observing their behavior, communication style, and preferences. Here is a detailed description of how to spot an ESTJ:

1. Extroverted and Energetic: ESTJs are typically outgoing and energized by social interactions. They enjoy being around people and often take charge in group settings. They are comfortable initiating conversations and can be quite talkative.

2. Practical and Realistic: ESTJs are grounded in reality and tend to focus on practical matters. They are often seen as down-to-earth individuals who prefer dealing with facts and tangible information rather than abstract concepts or theories.

3. Organized and Structured: ESTJs thrive in structured environments and prefer clear guidelines and plans. They are highly organized and detail-oriented, often creating schedules and to-do lists to stay on top of their responsibilities. They value efficiency and productivity.

4. Decisive and Assertive: ESTJs are known for their decisiveness and assertiveness. They have a strong preference for making quick decisions based on logical reasoning and objective criteria. They are not afraid to take charge and often assume leadership roles.

5. Rule-Following and Traditional: ESTJs tend to respect and uphold established rules and traditions. They value order and stability and may become frustrated when rules are not followed or when they perceive a lack of structure. They appreciate routines and predictability.

6. Direct and Blunt Communication: ESTJs are known for their direct and straightforward communication style. They prefer clear and concise messages and may come across as blunt or even harsh at times. They value efficiency in communication and may not appreciate excessive small talk or beating around the bush.

7. Detail-Oriented and Conscientious: ESTJs pay close attention to details and strive for accuracy and precision in their work. They have a strong sense of duty and responsibility and take their commitments seriously. They are often seen as reliable and dependable individuals.

8. Goal-Oriented and Results-Driven: ESTJs are highly focused on achieving their goals and are often motivated by tangible results. They are action-oriented and prefer to see immediate outcomes. They may set high standards for themselves and others, expecting everyone to work hard and meet their expectations.

9. Respectful of Hierarchy and Authority: ESTJs tend to respect and value hierarchical structures and authority. They appreciate clear lines of authority and expect others to follow them as well. They may struggle with individuals who challenge or question authority.

10. Traditional Values and Strong Work Ethic: ESTJs often hold traditional values and have a strong work ethic. They believe in the importance of hard work, responsibility, and loyalty. They may have a strong sense of duty towards their family, community, or organization.

Remember that these are general characteristics, and individuals may vary in their expression of these traits. It's essential to consider the context and observe a person's behavior over time to accurately identify their personality type.