No harm coming in low as a starting point.

If they are disruptive, do harm or go against my reasonable rules, I can also evict them.  

https://www.bloomberg.com/view/articles/2018-01-18/yup-rent-control-does-more-harm-than-goodhttps://web.stanford.edu/~diamondr/DMQ.pdfstandford studyhttps://mises.org/library/unintended-consequences-rent-controlBombing and rent controlhttps://mises.org/wire/rent-control-makes-good-politics-and-bad-economicsGood politics bad economicsNYTimeshttp://www.nytimes.com/1989/05/30/opinion/how-rent-control-hurts-the-poor.html

Also no harm in trying to negotiate unless you think the deal will go for asking and you really want it.

You should look at doing them simultaneously so that you ensure refinancing the first property won't harm your ability to qualify on the purchase of your new home.Even with a current rate of 3.5%, there's a decent chance that your overall effective rate including the mortgage insurance is in the mid-4's.

It always becomes a very difficult thing if you harm family members with an investment.

Bottom line, at least 20 of his sub to deals ended up in foreclosure seriously harming the sellers who placed their trust and financial lives with the man and he also harmed other investors who were acting responsibly by tainting the profession.

We don’t know any PMCs to recommend in the area mentioned, but since selecting the wrong PMC is usually more harmful than selecting a bad tenant, you might want to read our series about “How to Screen a PMC Better than a Tenant”:https://www.biggerpockets.com/member-blogs/3094/91877-how-to-screen-a-pmc-better-than-a-tenant-part-1-services-and-processesWe recommend you get management contracts from several PMCs and compare the services they cover and, more importantly, what they each DO NOT cover.

If the animal causes damages or harm to others in the building.This clause usually scares tenants away from trying to sneak one in, or ask for forgiveness after the fact.

You could leave the GPR at classic level until the unit is out of reno, and I don't see much harm in that if you are a long-term hold guy.