FYI - most of the softwares I come across are american based, which is why I ask.

I honestly forget but I want to say it was 21st Mortgage Corporation.

American Tower, Crown Castle and Landmark Infrastructure.

Or you're intermixing funds and it breaks corporate veil

Short term rental, furnish and rent by the room, corporate rental.  

I quit my corporate job 9 months ago to start my own investment firm focusing on mobile home parks. 3 deals and 54 lots later, my firm has $945,000 of asset under control and rapidly expanding.

There are many different rental business models that are VERY different:College rentals "by the room"  Short-term rentals like vacation rentals or corporate rentals marketed to a particular community like traveling nurses,  line guys,  pipeline guys, flight attendants'Community' rentals for artists, old-folks, sober-houses, and care-homes1) Family opinion:Since you do seem to value the opinion of your family, make sure you are aware of the many different ways to make money as a landlord and be prepared to discuss the pros and cons of diiferent business models when the topic comes up.

If I buy a new property under the corporation name (deed, hud,etc will be under the Inc.), and take a mortgage to pay for that.

I was still working in my corporate job and was able to use leverage.

As @Ashish Acharya said the LLC is just a corporate accounting structure that won't do that unless you turn it into a regarded entity and can then you could possibly do some damage with corporate retirement plans.