One brother ask to interpret his dream : He was lying down after Fajr next to his wife, finishing his tasbihat, and he was fallen asleep and saw in a dream a very big snake

1a. One brother ask to interpret his dream : He was lying down after Fajr next to his wife, finishing his tasbihat, and he was fallen asleep and saw in a dream a very big snake. Does it has any significant? 2. Can we sell water? I heard sign of the day of judgement is that people selling water 3. If we come to the masjid for jama'at, and we find that the first shaf is full, and no one else came with us, should we tap one of those borther shoulders so that he can move back and accompany us in the second shaf? If yes, which brother, the one in the middle or in the sides ? If we know someone is coming (he's making wudhu, for example), can we just stand in the second shaf? 4. My friend married a non-muslim lady by the country law. he didn't got married by muslim law, and now they are in divorced according to the country law, but my friend said they are not considered separated according to islam. At the same time, he wants to look after his 2 daughter? What should he do? 5a. We are in difficult situation in which most of the butcher are selling the meat with stunning (I heard it is makrooh). For our own consumption, it should be alright,because we buy from a particular brother who did the slaughtering by himself... but the problem is when people invited us for dinner. What should we do? Most of them will take the meat from that butcher.what should we do if someone gave us that sort of food ? Can we give it to the non-muslim ?