I think you are answering your own question here - if you can't find reviews or much info online then....

Pro: In addition to MLS access your brokerage might provide access to other resources such as detailed online assessment data not available free to the public. 

The address was submitted to their red book and now shows up online as official address when I try to ship items from Amazon or similar websites.

All your first set of questions can be answered by looking online or calling several local competitors.Your accounting questions though, show such a lack of basic knowledge that you probably shouldn't be doing this until you have more experience.

I keep reading different things online.

Look at a few each day online, or catch up with an agent who knows their stuff and househacked to give you some pointers. 

Currently I use an app called "meet up" and for some time, a lot of their events in my area are all done online.

I'm fairly confident from reading online we don't qualify for an exemption, but I'm trying to assess actual closing costs to trying and reduce them All details:Bought the house 2.5 years ago for $980K (left on mortgage $753K), we have a clause for an assumable mortgage for me to take over (I can keep same rate).

Marketing homes during this period involves creative strategies, such as seasonal staging and targeted online promotions, to attract buyers even amid holiday distractions.

My PM ordered the microwave online and is telling me the microwave and labor was $130 more than Lowe’s and won’t account for the difference.