Privacy

Can somebody legally take pictures of another person during sexual activity without consent?
Can somebody legally film or take pictures of another person during sexual activity without that persons consent, and bring it into a court case, or trial in the state of Florida? Can a minor be placed on a lease for an apartment in the state of Ohio?
Is it legal for another employee to open mail that is addressed to a certain employee?
If a person receives mail or a package at a work address, but it is clearly marked with the person's name, is it illegal for another staff person to open it?
What is the law regarding a neighbor having video cameras pointed at the door of a persons home?
What is the law concerning a neighbor having survelience cameras pointed at the door of a persons home and all of the doorways of the apartment, shop and shed on the same property?
Is there a law that restricts a club from distributing the information it collects about you?
Are there any laws that restrict a club from distributing the information it collects about you to other business?
Is it legal for Wal-Mart to search your bags after you have paid?
Wal-Mart has a practice of searching your bags "after" you have paid for them. Is this practice legal? Also, does a security officer employed by Wal-Mart have the ability to detain a person by "blocking" a car to prevent a person from leaving the area after they have checked the person’s receipt and packages?