Can the poor also earn rewards like the rich despite not having wealth to spend in charity?

Q: How can a poor person compete with a wealthy person in terms of good deeds as the wealthy are able to do so much more good deeds with their wealth? In fact, wealthy people can even receive rewards after they pass away due to Sadaqah Jariyah, but as for the poor, their rewards are very little.

Strong sexual desires

Q: I know a woman who has a problem. Sometimes when she is half awake, she gets some strong sexual feelings in her vagina and desire for sex. This feelings last for 20 to 25 seconds or less than 1 minute. Her husband stays in another country. She feels nobody in her bed at this time. What is the reason for this? Sometime she sees some black mark on her leg and some times not. What is the reason?

Father being unhappy with the son engaging in Ibaadaat and Deeni activities

Q: When I pray at the masjid, my father dont like it and always get angry. When I do tabligh work, he gets angry. When I am ready to go for jamat then my father is agaist it. What can I do? Also, when I pray my qiyamul layl at nigth he fights with me. Must I listen to him or can I carry on doing Allah's work? Is there any gunnah if I don't listen to him?

Selling a burial site

Q: My grandfather, may Allah have mercy on him, owns a land that was a burial site about 40 years ago. It was deserted but now the land is in the middle of the city and we want to sell it or make use of it. I want to know if it is halaal to do so.