You'll want to pay it...and I would skip any reference to the females as the culprits. 

Skip the son...you've already been put on notice that he's being deployed. 

@John Thomson the answer is, in the very basic 'big picture' (skip to last paragraph for small picture), the numerical 'volume' of net migration to your area.

What is the best service to use for skip tracing large amounts of leads.

Property Boss is hardcore but she's garbage at keeping good books so if you want your books to reconcile, I'd skip her. 

Skip trace whoever that is and see if they will sell to you at the price you want...and try to accomplish all that and close before the auction date.If you can't make that happen you can always go to the auction.You also need to determine if you are in a tax lien or tax deed state. 

If you had a small (10 to 50) list of leads to skip trace what software would be the best to use in getting the best results?

Perhaps I will consider increasing the frequency of my mailers as well.Is there a certain services you are using to skip-trace the numbers  for your leads?

I think I am going to skip focusing on wholesaling and flips and go right for the rentals.  

You need to skip trace the Motivated seller and try to contact them.