My father has granted me power of attorney to manage his funds. Is it permissible that I give a loan from his money, even a son/daughter of his? If I did so, is that loan a debt on him/her or part of their share in the inheritance? Is it permissible that I sell some of his property and distribute the money amongst some of the heirs? This is knowing that he is having health issues undermining his capacity.

I would like to rent a property, but the owner`s proxy told me that I have to pay him two thousand JDs against keeping the old rent, which is 240 JDs per month. In case I declined, he will draft a new contract with a rent of 650 JDs per month. Do I incur sin if I paid him the two thousand JDs against keeping the old rent?

My sister has transferred the Zakat of her money to my account in order for me to distribute it, on her behalf, among those entitled to it. Unfortunately, that sum was stolen from my car. Should I give that exact sum from my own money without telling my sister about what happened?

A woman is in charge of collecting in kind as well as cash donations to help the poor and needy. Is it permissible for her to take from them, or to her son, if he was from the above category?

What is the ruling when the authorized doesn`t act for the benefit of the person who authorized him?

If a person owes me some money, am I permitted to authorize him to donate this debt for building, for example, a mosque? 

I am a pharmacist working for a foreign pharmaceutical company. My job is to promote the company`s products to specialty doctors and keep them acquainted with the latest pharmaceutical studies. Based on this, the company entrusts me with distributing a limited number of free drug samples amongst these doctors so that they give them to poor patients free. Sometimes, I take these samples and give them to poor patients who need them. What is the ruling of Sharia on this?

What is the Islamic ruling on the irrevocable power of attorney?

I was hired as director of a certain company. I agreed with the sales manager of the nylon company to buy one ton of nylon for (1000JDs) and resell it to the company where I work for (1400JDs). What is the ruling of Sharia on this?

Is it permissible for Tkiyet Um Ali to receive payment against being authorized by people to slaughter their Adahi (Sacrifices) during Eid Al Adha?

I work at a big law firm and deal with many companies and organizations. However, this firm is following up a case in which it claims a debt resulting from a usurious loan that it had granted to a client. At the end of each month, I receive my salary in return for arguing different cases assigned to me. Is this work unlawful? Do I incur sin for claiming the right of that bank? It is worth mentioning that I use my powers as a lawyer to help debtors by reducing the interest due on them and obligating the bank to accept that. Could you answer my questions with providing evidence from the texts of Sharia?