Any official papers that he has
sent you including visiting
cards, letter from his employer.
Get copies of personal documents
Photographs of any engagement
ceremony
Photographs of both of you
together
His
photographs
Correspondence between you both
Telephone bills showing your
calls to him
At this juncture, it is
important that you be careful
about what you write to him in
your mails. Do not reveal too
many personal details or
anything else that can be used
as evidence against you later,
if he has a twisted mind.