で can also mark the means or method used to do something. It answers “by what?” or “with what?” This use is different from で as a location marker, but the particle is the same. Key points: • で marks the tool, method, or language used • Common with transportation: バスで行きます • Common with tools: はしで食べます • Common with language: 日本語で話します For example, “バスで学校に行きます” means “I go to school by bus.” “はしで食べます” means “I eat with chopsticks.” The tool or method comes before で. This use is very practical because it helps you explain how you do something. It can be a physical tool (pen, chopsticks), a method (online), or a language. If the noun is a vehicle, tool, or language, で is a strong choice. Practice with everyday items to make the pattern feel natural: ペンで書きます, バスで行きます, 日本語で話します. To avoid confusion, check the verb. If the verb is an action and you want to say how you do it, use で for the means. If you want to say where you do it, use で for the location. The same particle works in both roles, but the meaning comes from the context and the noun it follows.