When it comes to mailing letters, many people do it by dropping their envelopes in the United States Postal Service's blue collection bins placed in neighborhoods across America. However, the USPS is now warning would-be mailers that those blue boxes might not be the safest option. In a press release, the Postal Service explained that unfortunately, the collection bins have become very attractive to thieves looking to steal identities or checks, especially at specific times and on specific days. The agency stated, "The biggest variable enticing these criminals to steal are customers depositing mail into blue collection boxes after the...