Very sad and terrible and disturbing conditions.
The assistance to sick and daughter marriage is totally justified.
The remaining amount is to be lent as microfinance to needy people as in the video. It is the best deed to feed fish to the needy people, but better if you trained them on how to catch the fish.
For microfinance, google the model of 'Akhuwat Foundation'. For example, find poor women with sewing skills and buy them a sewing machine.
Interview a group of 3 to 4 people for kneading/tandoor baking skills and help them to install a tandoor. Training for one week at a busy tandoor will be enough.
Sewing, Roti, a small roadside breakfast/tea stall on a cart, and naan/roti are everyday requirements of all grades of life. These poor people will be making money.
On hot days, some cold drink (Shakar cola/Rooh-afza/Lassi) cart at some busy square will more chances.
These were all the ideas based on Akhuwat Foundation/Honourable Dr. Amjad Saqib - I am listening to him for a long and it always makes me cry. A glimpse dedicated to you for hope and confidence. The more you listen to him the more his concept will be clear to you his 'Micro-Finance Sans Interest' idea: