There are some very good alternatives to using QB, including Xero and Wave. 

Other than that not too much you can do, the only alternative post-closing would be to offer cash for keys for someone to move out quicker, but if it's short notice to vacate period like 15-30 days than it's probably cheaper to wait. 

•Any tips for navigating financing as a non-resident or alternatives like seller financing.If you’ve been through a similar situation or have insights into the Canadian market, I’d greatly appreciate your input!

We have used that technique in the past and have had a lot of luck with it. 

Financial Freedom Network I laughed at -- after reading the agreement, no comparable value for that monthly price -- 3 or so years ago, if value has changed now, my time-based disclaimer is as aforementioned -- and Legrand would do well to disconnect FFN from his name, as I believe FFN is now out-sourced, whatever.I empathize with you , Joe and the other responders, but when I read Legrand’s, and most of the other guru’s, contracts prior to trying a teaser product, it clearly stated in the agreement that if customer did not want the upgrade service for which the teaser/free product, free video, whatever, was being given away, then customer must cancel within the stated period of time, which almost always range from 30 to 90 days [60 days is becoming more common, as more folks forget to cancel]So long as terms to cancel are clearly stated prior to contracting, I don’t find it unethical, -- and real estate gurus have merely adapted a teaser or rebate marketing technique used in most every industry -- recently even Chrysler cars [try our minivan for 60 days!

What are some good alternatives?  

On the other hand, if you’re looking for flexibility or control, or you prioritize high resale value, it’s worth exploring alternatives like small multifamily properties or single-family homes in areas with broader market appeal.Coming here to see if anyone has suggestions or experience to share is a great first step!

I have taken dozens of flights for free using credit card points, but Dave isn't going to teach that technique to people who can't control their spending because there's too much risk that they won't have the same discipline I do.Dave teaches people to invest safely because he doesn't want people with no financial discipline taking his advice wrong and chasing get-rich-quick schemes.

An alternative to batteries is a "water battery". 

Alternatively, are there some ballpark estimates for each expense item (e.g., 8% for vacancy, 3% for capex, etc.) that can be factored in as realistic or worst case scenarios when analyzing the deal?