As you don't want to be living next to him during the 1-3 month eviction process for non payment or holdover if he ignores your 30 day notice. 

Again this is a suggestion and is in his/her right to just ignore the request2) You can pay for another appraisal and hope is better3) You can sell the house and hope the market takes care of it4) Rent it out for longer and with cashflow you should eventually recover the investmentHope that helps!

Andres B, you are right, this was the first time I rented a property and the Agent I hired for selling\renting my property was so ignorant and never advised me for anything and also never told me that I need to register my property as a Landlord and also I hired him for selling, but even then he wouldn't reply my text or calls, I wonder how an agent can be like this.I am writing up an eviction notice myself for the tenant as he still keeps making promises and not paying rent.I have a full bathroom that is not usable after tenant's use and other 1.5 bathroom is working fine, is it something that will go against me if I file an eviction notice in court ?

LL are even suffering today in this market because they ignored the basics. 

That being said, too many investors ignore cash-on-cash returns and total ROI.

Sometimes hard to manage, but over the course of 5 years I’ve leaned to ignore lots of the tenant nonsense and get important things done.

You can ignore it and continue to refinance or negotiate.

It’s the #1 investing game above Monopoly and showed me how truly ignorant I was while eliminating some of that ignorance.

Her criminal background came out clean.But, as it turns out, there was a warrant out for her arrest on a traffic ticket she had ignored. 

Therefore, during the acquisition process, PMs are often left on the sideline, perhaps voluntarily or by ignorance of what they can bring on the table, especially when probing a property for acquisition .Whether you’re a new or a seasoned commercial investor, it is highly recommended to have PMs as part of your team , even if you’re not ready to buy anything yet, because they’re one of the most valuable assets and contributors to your success in this business for, at least, two important reasons:1/ Business insiders.