You can do an internet search as to what they are.

When you are first starting out, I would recommend getting a quote for every individual task.

I thought bandwidth had something to do with the internet, rinse and repeat had something to do with dishes, and scale had something to do with fish.  

I'm aware of those scams and I verify all employment by looking up the employer and calling or visiting them (last one would be for an extreme case, calling and internet sluething is good enough).

Perform the same task in each app to ensure a fair comparison.Load a property with pictures and details.Market that property.See what your marketing looks like from the public's perspective.Submit a fake application to see how easy the process is.Run a credit/screening report on yourself.Enter a maintenance request, assign a vendor, and attach a fake invoice.Enter charges to the tenant's ledger.Enter recurring charges and automatic late fees.Sign documents electronically.Run owner reports.After testing a few apps, one should clearly stand out.

If not you can get one off the internet or any smart phone App Store. 

They live in another state and I dont know exactly where they went and the internet is super confusing on who is legit.

Before building that last company I took a 5 year break and moved into internet marketing where I started a marketing firm that mostly did social media ad buying (I was the guy that sold out growthcon for Grant Cardone in 2019). 

The first hurdle was finding a warrantable condo, which proved to be a daunting task despite exploring over 20 different units.

I found it on the Internet, it has a flower bed at the bottom and looks a lot more upscale than the one in place now.