Short term my credit score did take a hit, but once the promotional transfers were paid off, my score jumped higher than it was before.These days, the "pure" zero percent transfers don't seem to be around anymore as they typically charge a 3-5% balance transfer fee as part of the promotion, but this is still better than current HELOC rates.

If the house is older than 15 years old and n ADU is added, it can become rent controlled.

Over the next couple of years, I don’t plan to use the property often, but I may stay there occasionally when it’s not occupied.

The Property Manager usually does light cleaning and repairs between tenants.Recommendations or another way to think about this? 

However, I feel like I need to offer Open Houses more than one day a month. 

Couple questions for you, as I am an agent and aspiring investor.

Yes ive been offering first and ive been factoring wost case on rehab and then it hurts my offer price. for example i may estimate a $50,000 rehab when other investors know its only $30,000 and then i miss out on the deal because my offer price is 20k lower than it should be

We pay 8% & less than you've shown on other fees for great service.   

It's much cheaper than Buildium and offers similar tenant screening options.

private real estate syndications are another option to passive RE investing, but IMO require a lot more research before buying than REITs where you have a professional team managing under SEC regulations, with public accounting and filings.