People can know their neighbors need help through direct communication. Sometimes, neighbors might directly ask for help if they are facing problems. Also, people often talk to each other and share their issues during casual conversations. Community meetings or gatherings can also be a place where issues are highlighted, and students can learn about their neighbors' needs through these interactions.

Observation is another way people can know if their neighbors need help. For example, they might notice changes in their neighbors' behavior or routine. If someone is struggling with daily tasks or if their home looks neglected, it could be a sign they need assistance. Students might see elderly neighbors having difficulty with chores and realize they need help.

Community networks are also helpful in knowing if neighbors need help. Local community groups or social media pages can be sources of information. Neighborhood watch programs and word of mouth from other neighbors can also provide insights. Students might hear about neighbors needing help through school or local youth groups.

Signs of distress can indicate that neighbors need help. Hearing unusual noises or calls for help, seeing emergency services at their home, or noticing if they haven't been seen for a while are all signs. Students might notice if a neighbor's pet is unattended or if mail is piling up, which could mean the neighbor needs assistance.