Answer:
The free land should be used to build houses and small apartments building. These apartments should be offered to homeless people who can rent out these apartment or buy these apartment at very nominal prices.
Step-by-step explanation:
The free lands should be used by government to make apartments for homeless people. There should be shops built near these apartment where the government sets up shops and then the unemployed people are given these shops for rent free to run their business and earn their livelihood.