not to invite competitors. Have a good cross-section. You might hold several of these parties throughout the year so that you can invite several different potential referrers from the same industry.   3. Put each one of them on your newsletter list. Give them helpful information that they can use to make their sales go up. Give them marketing advice and information on new developments in your industry in which they should be aware.   4. Invite them to an all-expenses-paid marketing association luncheon that has a great speaker. Rent a limo to pick them up, serve them wine or fine drinks, and treat them like stars. (I know a mortgage broker that does this with real estate agents and makes a fortune in referrals.)   5. Purchase an information product about marketing in their business and give it to them as a free gift. They will thank you for your interest in wanting to help them grow their business.   6. If its a big potential referrer, send them a Harry and David (www.harryanddavid.com) year-round gift that they will receive every month. This will keep you in their minds all year long. Not long ago someone did this for my wife and me, and I glow when we receive our fruit basket each month.   If you dont have the time or inclination to develop a relationship with your Tier 1 Centers of Influence, then dont even try. If youre a chiropractor, its better to choose only one local family physician and become close friends with him then trying to be friends with 10 physicians haphazardly.   Educate Your Tier 1 Centers of Influence with Special Reports   Arm your Tier 1 Centers of Influence with tools to help them to help their customers (and your prospects). You may consider giving your Tier 1 Center of Influence a supply of special reports that you have developed. Here are some examples of special reports used in the spa and pool industry.   "Five Things You Must Know Before You Buy a Spa" "Ten Dirty Little Secrets that Spa Dealers Dont Want You To Know" "Straight Facts About Pool Warranties" "Your Ticket to Paradise!"   15 Reasons