There are two things:
1. Without written consent, one should not tape another person. there may be laws governing this. You can google or shout for help from single-old-cat or consult a lawyer.
2. As to you find out this from his private stuff, this "probably" ok, as the constitution grant the right of private investigation to everyone. Again, I am not sure, You can google or shout for help from single-old-cat or consult a lawyer.
After you found out the anwer to all these, you probably can take actions. Anyway, make sure that he did not make extra copies.
1. Without written consent, one should not tape another person. there may be laws governing this. You can google or shout for help from single-old-cat or consult a lawyer.
2. As to you find out this from his private stuff, this "probably" ok, as the constitution grant the right of private investigation to everyone. Again, I am not sure, You can google or shout for help from single-old-cat or consult a lawyer.
After you found out the anwer to all these, you probably can take actions. Anyway, make sure that he did not make extra copies.