Do some research

collect the name, address. phone # and fax #. email.

check county record to see he own the house he lives in. how much it worth.

Check publicdata.com (with a little fee) to see the person's driver license info. criminal record.

If the purchas is for the business. find the business phone #, web site or state record.

find white page to see ph # match. The email is a free or real business email.

ship only to the address verified.