Take a trial of all 3 and see which one works best for you. 

I signed up for the "Free Trial".

Other platforms that do the same are include RentRedi, Stessa, Avail, Innago, Apartments.com (formerly Cozy), and TenantCloud.If you want to go a more traditional sense and work with a more mature platform that doesn't bill your tenants you might look into Rentec Direct, Buildium, Appfolio, Propertyware, or Rent Manager.The best way for you to figure out which is going to work best for you is to explore their free trial (if offered).

But start to get out of the SAD (sad american investment diet).Real Estate Investments: Cash flow and appreciation aside for you as a high income earner over 400K AGI its going to be more about saving taxes.

I finished my 30 day trial on it.  

You could read 100 books and still not know enough because certain things must be learned through trial and error.

@Neal Collins By chance, if you had a trial version of GlobiFlow previously, you should be able to sign-in and sign-up for their subscription.  

I would not venture into the apartment space, learning by trial and error.

At trial, you will likely need to call experts in the industry to demonstrate that your builder did not perform prudently and therefore breached the duty of care. 3.Breach of WarrantyYou may also be able to bring breach of warranty claim against your builder for defective work, both express and implied warranted.

My diet went from dining out to consistent beans and lentils.