Some Estate + Letting Agents don't even get started on social media because they’re overwhelmed with trying to be on every social media channel .. all at the same time.
Let me give you a huge tip .. Start with Facebook - everyone is on that from the age 30 upwards .. which is the demographic of house owners.
Next, Linkedin .. as that is business people (demographic of landlords) .. after that .. you can do others - but not at the expense of the first two