All properties will be built of the highest standard of energy efficiency and green products wherever possible.Supportive Housing- We will work to proliferate the company as a leader in affordable housing for individuals with disabilities through our Supportive Housing programs.

A recently trending thread started by @Brandon Turner discussed accepting section 8 from an existing tenant but having to accept a reduced rate as a consequence. 

If you feel you can handle it alone, you don't need to negotiate the reduced commission up front.

People are polite and won't tell you these things unless you pull it out of them or let them know it's okay to say how they really feel.Once you get this data you then reduce your house list price and remarket with a new price.

Lots of other things you can do to reduce even that, such as having a self directed 401K.

The exit value quoted was accurate and after some negotiations on my part, the price reduced down to what made sense for me.Deal closed today and I will update you all on the progress of this flip.

They would rather focus their energy and efforts on what they do best, generally either flipping or buying cash flow properties. 

However, I just learned from my power company that the energy bills of the previous tenants went as high as $570 during the very cold winter months ($200/month average).

Is it common for a landlord to negotiate the cost of rent to a tenant , For example say if a landlord has a property on the market for $700 and the tenant asks can the rent be reduced to $650 will a landlord consider changing the monthly rent cost?

You are reducing your diversification, but ideally gaining efficiently and scale.