What is the ruling on constructing a floor on roof of building?

What is the ruling of Sharia on marketing for a brokerage firm (See attached copy)?

Is it permissible to take brokerage fees for helping someone to borrow a certain amount of money from someone else, knowing that the borrowed amount is to be paid off without any addition?

What is the ruling on the profits of the money deposited into the bank as a trust for someone? For example, someone has entrusted me to keep a certain sum for him, but I deposited it into a bank account and it made profits. Is it permissible for me to take the profits and give back the original sum to its owner?

What is the ruling of Sharia on starting a casino or working in one?

A conventional bank has offered to be the exclusive sponsor of my business in return for allowing it to put an ATM there. What is the Islamic ruling on this?

I used to serve in the Jordan Armed Forces. I have doubts that during my service I took, by mistake, an amount of money. Will I be cleared from liability before Allah if I gave that amount to the Social Solidarity Fund of the Military Iftaa`, as "clearing liability" is one of this Fund`s resources?

I`m a bus driver and contracted by parents to transport their children to and from school at specific times in exchange for a wage (A monthly contribution), regardless of the number of days they attend school each month. What is the ruling on the monthly contribution that I collect in full although students may abstain from going to school or be absent for some days?

In accordance with the normally accepted commercial practice, there are two types of plastic live chicken transport boxes: (7 kg) and (8kg). Recently, two new boxes have been imported into the market and theyweigh (6kg) and (7,200kg). However, traders deal with the latter boxes as the former. This caused loss to poultry farmers and breeders, in addition to fraud (tampering with the weighing scales), which is forbidden in Sharia. Because of this disparity, the marketer managed to make a great deal of profit. What is the ruling of Sharia on this knowing that the farmers take out one kilo from the weight of every basket against chicken runoff?

My father passed away, and being his oldest son, I was asked to guarantee settling the debt that he owed and I agreed, as I was overwhelmed with grief. Am I liable for settling that debt on his behalf?