There are five areas that are your focus for the business.  Below are comments and links for each area that will help your success:

1)  LOCATE
     The only way you will find deals is through marketing and networking.  
     Marketing:  Signs- These have been working great for us.  Don't make them fancy.  Just write out your offer "I Buy Houses", your phone number, and stick them in the ground.   

2)  PRESCREEN

3)  OFFER

4)  FOLLOW-UP

5)  CLOSE