What property management software you guys are using, and how much are you paying for it?

@Shervin Golgiri Seller not paying buyers agent commission wont have any bearing on finding qualified buyers in a sellers market . 

If you feel you found a good manager, pay a small salary to keep them on retainer as you start the project .

It was clear to both parties, with email exchanges confirming that the end date is July 15th and lease won't be renewed.However, I forgot to stop the automatic rent collection through Zillow, resulting in the tenant paying the full July rent on July 10th, which has already been transferred to my bank account.

if so, is it recommend for me to get a different loan that will cover the remodeling or should I pay that out of pocket, or should I seek for a FHA 203(k) loan?

It was clear to both parties, with email exchanges confirming that the end date is July 15th and that there will not be renewal of lease.However, I forgot to stop the automatic rent collection through Zillow, resulting in the tenant paying the full July rent on July 10th, which has already been transferred to my bank account.

If she wants me to hold it for her an additional week, would you have her pay rent as usual?

If you feel the LTV is below 75%, I suspect an as-is appraisal might satisfy them, but you would probably have to pay for that to get done.

If you do get to claim real estate professional status, you may potentially be able to offset the rental losses(if you have rentals) against your real estate agent income from an income tax perspective.You may still need to pay self-employment taxes.

His rent pays our property taxes, our water and sewer bills and will be paying to replace the windows in three of his rooms come springtime.