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.

I keep reading different things online.

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 am not finding much material online or a book to study from.

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

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.

If you are listing it online, aren't you just in a sense just "listing it on market"? 

Go online to Home Depot, Lowes, etc. just to keep tabs as to what's going on. 

While I realize that if a person really wants to find out who owns the LLC, they ultimately can with some personal effort or potentially the courts, I didn’t want people to be able to easily look up that information online (ie a simple Google search).