suspected fraud through the appropriate official channel.
Could it be connected to package theft?
By itself, a tea bag does not prove package theft. Take it more seriously if it appears with opened packaging, missing deliveries, tampered mail, or repeated visits. In that case, document dates and times and use official mail or local reporting channels.
Is it okay to ask neighbors about it?
Yes, if you keep the question neutral. Ask whether anyone dropped something, had a delivery spill, or saw litter blowing around. Avoid accusing a person or
