On one hand I am an ethical person so I feel that if they ask me to I should do just that for the integrity of my business, however, I have a sales background so I know persistence is key.

It isn't my first YL campaign, but it is going to be my most persistent.  

Persistence is the key.  

So for you, What is the difference between professional persistence and harassment? 

And follow up at 15-30-60-90  I keep saying this over and over and over again the money is made in the follow up, 7 to 10 timesI made one of my biggest paydays it took me a year to get a house, like 14 mailingsPeople want to do business with people that are sincere and serious and follow up over and overFor people that are up against issues like divorce and bankruptcy, their head is in an ostrich syndrome where their head is underneath the sandYour job is to be consistently persistent

Takes persistence, and you may have to spend more that you originally thought. 

That it takes consistent and persistent action and understand your "why" of why you want to be successful and know that you're providing a service to people that need help and have problems that need to be solved then you should be just fine =).

If the property were in better shape I could offer more.Wholesaling is like chess: it requires patience, deliberate action, persistence, and above all you must think 4 moves ahead. 

Just like every type of marketing, persistence and follow up are necessary components for success. 

Be persistent.