Protruding Wires . Are there any protruding wires, tinfoil, or strings present. Suspicious packaging . Wrapping exhibits previous use such as traces of glue, mailing labels, return addresses or tape. The parcel is secured with several types of tape.
Outer container is shaped irregular or asymmetric or has soft spots or bulges.
Use of excessive amount of postage stamps. If there's any unusual sound or noise coming from the package such as a buzzing or ticking noise, the package should be treated with caution. If a package exhibits any of these warning clues, you must follow these procedures. If the suspicious package has not been touched. If a suspicious delivery is spotted, do not touch it, and don't allow anyone else to touch it.