its extremely dangerous since it really expose your identity, specially information the may lead you be a target of hackers , and we know that the information that we are giving is very critical, since this info are also being use in the banks, by a lot of people, hackers can take advantages of the info,
giving your info or selling it, this also can happen, i see a lot of group selling information's for companies the offers credit card and health cards and its annoying i know everyone experience this,
great topic i hope to see more