How to rasies rents on a new property

[Michael Berth]

hello everyone thank you for taking the time to help me Im interested in buying multi unit apartments how do you fix them up to raise rent then whats a fair price raise Ex you redo the roof clean up landscape put new refrigerators in how do you decide how much to raise the rent i do not own anything at this time just a question on when i do buy something thank for your time and merry Christmas