The things that annoy neighbors the most can vary depending on individual preferences and cultural norms, but some common annoyances that can lead to neighbor disputes and complaints include:

1. Noise: Excessive noise is often a significant source of annoyance for neighbors. This can include loud music, barking dogs, loud parties, construction noise, or noisy machinery.
2. Property Maintenance: Neglecting property maintenance can be frustrating for neighbors. Overgrown lawns, unkempt landscaping, and poorly maintained exteriors can detract from the overall appearance of the neighborhood.
3. Trash and Litter: Leaving trash, litter, or debris in the yard or on the property can be unsightly and unpleasant for neighbors. It can also attract pests and negatively affect property values.
4. Parking Issues: Parking disputes, such as parking in front of neighbors’ driveways or on their lawns, can cause frustration and conflicts.
5. Pet Issues: Pets that are not properly trained or are allowed to roam freely can be a source of annoyance for neighbors. Barking dogs, aggressive animals, or pets causing damage to neighboring properties can lead to complaints.
6. Odors: Offensive odors from garbage, compost, or other sources can be a nuisance to neighbors, especially if they persist over time.
7. Property Boundaries: Property disputes over boundaries, fences, or encroachments can strain neighbor relationships.
8. Nuisance Wildlife: Issues with nuisance wildlife, such as raccoons, skunks, or rodents, can impact neighboring properties and lead to complaints.
9. Late-Night or Early-Morning Activities: Noisy activities or disturbances during late hours or early mornings, such as loud parties or construction work, can disrupt neighbors’ peace.
10. Bright Outdoor Lighting: Excessive or poorly directed outdoor lighting, such as bright floodlights that shine into neighboring homes, can be irritating.
11. Air Pollution: Activities that generate air pollution, such as burning trash or excessive use of barbecue grills, can lead to complaints from neighbors concerned about air quality.
12. Unsightly Structures: Building unsightly structures or additions that block neighbors’ views or negatively affect the aesthetics of the neighborhood can be a source of annoyance.

To maintain good neighborly relations, it’s essential to be considerate of your neighbors’ needs and preferences, communicate openly about any potential issues, and work together to find solutions. Understanding and respecting local ordinances and neighborhood rules can also help prevent conflicts and annoyances.