I believe you are 100% accurate in this assessment. 

While Redfin, Trulia, Zillow, Realtor.com, etc. are good resources for seeing what is on the market, the most up-to-date and accurate information will likely come from the local MLS.Partnering with a local Realtor would be the easiest way to gain access to the MLS.

They will definitely give you all the accurate info you need.

I’m interested in purchasing a home however, my agent and I cannot find accurate comps for it.

Teya, as you may know, there are many BiggerPockets podcasts that elaborate on Jansen’s accurate response.  

So I’m just trying to see where I can get more accurate information.

If there is a claim you want to make sure that you have accurately represented the actual use of the home. 

@Jason Bellant I have found rentometer to be the most accurate.

I have a four unit building , And I am wondering - do I need to create four different interest bearing savings accounts to account for interest accurately for each tenant?

Is that accurate?