If you really want to invest in US. 1)Go visit first & check out the location, know both the macro & micro market. 2) set up business entity, You need EIN or ITIN; whichever gives you the best tax benefit between your country & US & avoid double taxation. 3) set up US banking. 4) make connection with locals( lawyers, CPA, contractors property manager, Realtors... etc.

In North Carolina, you can only charge $15 or 5% late fee. whichever is greater.

Can we hold the tenants liable for the missing rent while we are readying the house and putting it on the market through the sale of the house/end of the lease, which ever is first? 

Regardless of whichever strategy you find a seller trying to use to sell their home, at the end of the day your max purchase price as the investor will always be the same: the most you can pay = ARV - rehab costs  - holding costs - closing costs - profits - cost of lending. 

Which event do you recommend I attend first since I'm pretty much a beginner? 

My goal was to someday do whichever that is going to provide me with steady cash flow every month.

See an attorney to set up whichever plan she selects.

Which ever way you want to go about getting that experience is fine.

I know licensees typically just want to get this out of the way but I really want to take something away from whichever course I choose.

If the rent-paying period is at least one month, the tenancy terminates on whichever of the following days is the later of the day given in the notice for termination, or one month after the day on which the notice is given.If the rent-paying period is less than a month, the tenancy terminates on whichever of the following days is the later of the day given in the notice for termination, or the day following the expiration of the period beginning on the day on which notice is given and extending for a number of days equal to the number of days in the rent-paying period.If a tenancy terminates on a day that does not correspond to the beginning or end of a rent-paying period, the tenant is liable for rent only up to the date of termination.Right to PossessionThe only issue in an eviction case is the right to actual possession of the premises.