Your previous Taqleed is valid and you can continue to follow his eminence.
It is obligatory to communicate with the father, even by the least ways of communicating, like talking to him over the phone or seeing him in main events. However, if one has a rational fear that even communicating with him in this minimal manner would cause him harm, then it is not obligatory.
She is treated as a virgin; so the marriage contract is valid but he is not permitted to consummate the marriage without the permission of the guardian.
Certain verses from the Quran and religious texts indicate that when a person sins and afterwards repents and regrets what he has done and decides to stop committing such a sin, then almighty Allah will not punish him.