How do I find out an areas average rent, so I dont over charge, or under charge on my rental?

I've read books and these forums, but all I really see about property managers is that they "take care of everything". So let's say I have a 6-unit multi-family, and hire a property manager.

What would I end up need...

i recently checked out a place moving in was going to be 4800 but no elevator, my realtor told me he has something cheaper with elevator but the move in cost in higher (7200). is this reasonable and why do you think i...

I could use some insight on a house that could be great  The house is in an appreciating neighborhood,  in good condition and *Rent Stabilized (of course). Upon inspection, we find 2 parsed-out, additional rentals. Wa...

My property manager paid a bill to a vendor and naturally charged me - all good there. I later audited the bill and found I was charged double for some labor (on two separate lines). The people who did the work retire...

General question: outside of renting tools from a brick and mortar store, are there any web applications, mobile apps, or online marketplaces where people share construction/remodeling tools peer2peer (similar to turo...

I started out by renovating or building for my businesses rather than pay someone else to overcharge me! Over time, I learned pretty well which things to have a skilled sub perform.  Now  I want to get involved in fli...

My wife and I recently hired my father in laws friend to do work on our house.  We used a construction loan to get some of our work done. One thing that we had done was siding. The contractor came over and we went ove...

Hello on property number 2 everybody! 
Using my previous lender which i feel may have been a mistake. This is the second time I have been "misquoted" or just "b/s'ed" about a charge that was immediately fixed.First l...

Hello all, So over the last three months I have been getting inflated bills and strange answers or no answers while trying to get to the bottom of it. I demanded a receipt for appliances that were put in and I...