I'm going to reiterate what's already been mentioned above, but I'm going to actually give you examples of why it's relevant to you to find a U.S. tax professional.1 - You're going to need to file U.S. taxes once you have property down here, there's federal filings, state filings, and sometimes local filings too2 - Tons of tax treaties between the U.S. and Canada that are easy to miss and can cost you a lot of money (important one with rentals - effectively connected income - if the professional you talk to doesn't know what this is, run away)3 - The amount of days you spend in the U.S. needs to be tracked and if you go over a threshold, all of your worldwide income could be taxable by the U.S.4 - Selling real property means up to 15% of your sales proceeds might not be available to you for years (FIRPTA)5 - Lots of nuance at the state and local levels, which both want to take as much money from you as possibleMain takeaway here is that you should find a U.S. based tax person.

Its crucial that you know what the properties common rent is per month. 

We have previously tracked all expenses manually in google sheets and produced financials statements manually, also in google sheets.  

Accounting & Finance: What tools make bookkeeping and financial tracking seamless?

I’m reaching out with an investment opportunity in a real estate flip project, and I’m currently seeking a limited partner to join me.With a strong track record of successful real estate investments, I am looking to partner with someone who shares an interest in capitalizing on the potential of this market.

You're on the right track to reach out for help here and also to look to your area for potential partnerships.

No but keep track of those repairs as it will add to your cost basis when you go to sell it and have to pay capital gains.

Day traders are not exempt unless they elect mark-to-market (MTM) accounting, which eliminates wash sale tracking but taxes gains as ordinary income.To manage taxes, track trades closely, avoid overlapping purchases, or consider MTM election if trading actively.

Cash Flow Management: If you take out additional debt, it's crucial to have a plan for managing your cash flow. 4.

Addressing their concerns and being transparent with them is crucial.