Not the GP, but: > That’s different from USPS not having some “legitimate” reason to use a Facebook tracking pixel somewhere. I don't think the USPS has any l

Not the GP, but: > That’s different from USPS not having some “legitimate” reason to use a Facebook tracking pixel somewhere. I don't think the USPS has any legitimate reason to be hosting tracking pixels from any entity outside the US government. USPS should have analytics on their website, but the USG has a hosted analytics package[0], and that's what they should be using -- which they are[1], so they should already be getting the data they need. [0] https://digital.gov/guides/dap/ https://digital.gov/guides/dap/ [1] https://analytics.usa.gov/postal-service https://analytics.usa.gov/postal-service