Financial problems

Q: I keep hitting a dead end with my business, and recently smashed a car twice in one week. Work gets done, but clients keep avoiding me and shukar to Allah Ta'ala that he makes that little come. If you can let me know if I should worry, as the past I had in law and family hasad and other related issues. I have two boys, one 4 and the other 1 year. Im married for 9 years to a revert. 

Is it possible for an ummati to surpass Nabi (Sallallahu Alaihi Wasallam) in a'maal?

Q: One day I heard my cousin telling my mother that he heard people in the Masjid saying that the Deobandis believe that it is possible for an ummati to surpass our Nabi (Sallallahu Alaihi Wasallam) in practical deeds (amal). Is this true? If not, how should we reply to such people who are misguiding the innocent people and creating doubts in their hearts and minds?

Kaffarah for breaking an oath

Q: One of my friends is addicted to smoking. His father caught him many times. Yesterday his father caught him and he forced him to take an oath on Qur'an. He said "I will not do this thing again" and having his hand on Quran . He is 17 years old . He said I dont know how long my life is. If I break that Oath, what is the Kaffarah? Is there any way to revert it?