Question: information that is not used may still, however, be used upon bilateral agreement.
Answer: --> Information that is not used may still, however, be used upon bilateral agreement.

Question: sara kay takes a hot stranger home for sex
Answer: --> Sara Kay takes a hot stranger home for sex

Question: it is of course not very easy to change one's nature in this way and to thereby raise oneself out of the darkness, but there is absolutely no other way to really guarantee happiness or joy in living.
Answer:
--> It is of course not very easy to change one's nature in this way and to thereby raise oneself out of the darkness, but there is absolutely no other way to really guarantee happiness or joy in living.