Suspicious Packages or Envelopes

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The page below is a sample from the LabCE course Bioterrorism: The Laboratory's Role and Response. Access the complete course and earn ASCLS P.A.C.E.-approved continuing education credits by subscribing online.

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Suspicious Packages or Envelopes

Maintain a heightened awareness for unusual things such as suspicious packages or letters. Some characteristics of suspicious packages and envelopes include the following:

  • Inappropriate or unusual labeling.
  • Excessive postage.
  • Handwritten or poorly typed addresses.
  • Misspellings of common words.
  • Strange return address or no return address.
  • Incorrect titles or title without a name.
  • Not addressed to a specific person.
  • Marked with restrictions (eg, “Personal,” “Confidential,” or “Do not x-ray”).
  • Marked with any threatening language.
  • Postmarked from a city or state that does not match the return address.