2- Safeguard of Honour:
To honour the self Allah made the rule of nikah which is taking a hold over woman by man in witness of Allah.
then marry those that please you of [other] women, two or three or four.(4:3)
Allah made hudood laws which cannot be changed by anyone.
Allah prohibited jealousy and all of it's other kinds.
3- Safeguard of Property:
The best way for Muslims of preserving the property/assets is to pay elms (Zakaat).
Who believe in the unseen, establish prayer, and spend out of what We have provided for them, (2:3)
Other than that, money laundering, bribery, interest, measuring less (than due), are all prohibited. It's against Muslim character to commit any of these acts.
Woe to those who give less [than due], (83:1)
Those who consume interest cannot stand [on the Day of Resurrection] except as one stands who is being beaten by Satan into insanity. That is because they say, "Trade is [just] like interest." But Allah has permitted trade and has forbidden interest. (2:275)
Heir are given their rightful amount in property. Allah sent strong commandments about distribution of one's wealth when they die.
For men is a share of what the parents and close relatives leave, and for women is a share of what the parents and close relatives leave, be it little or much - an obligatory share. (4:7)
When you loan someone money, be humble and conscious of their state. Do not humiliate them. Do not ask repeatedly to pay the money back. Give them as much time as they need and when they return the loan; take it back as if you have been done a big favor and in fact you have been. Allah chose you to help one of His needy person.