If you are eager, whatever your budget you can double it.
Renting each room
The idea of renting out houses is quite old and is practiced quite a lot. However the cash you will be earning may not be high, it will be limited. Nonetheless you can rent out each room of your house instead of renting the entire house to only one party. If your property is close to corporate sectors or even universities you can easily rent each room in your house with renters sharing the kitchen.
Fix and Flip method
If you do not have a budget restriction you can surely opt for this. This is the best method for you. You can invest in homes that require fixing and repairing. You will easily get these homes at a much cheaper price. After your initial investment of buying the property you also need to to fix and repair the house. Once you have repaired the house you can easily sell it at a much higher price.
Rent short term
With modern living comes modern business ideas. You can turn your house into an Airbnb. However to turn your house into an Airbnb your house must be in a premium location which people cannot miss out and pass by when coming to the location. These are short term rents and can bring in great cash inflow as well. Nonetheless to turn your home into an Airbnb you need to keep it clean, tidy and well put up.
Buying and holding
When you are investing in properties catch up with the city’s planner. Invest in places which are up and coming. The land price might be relatively less but it will shoot up when new advancements are made in that area. You can sell your property at a much higher rate. You can also rent your property in that very location at a higher price.