9 Ways to Develop Consistant Revenue Streams (6 of 9)
"6. Referrals - Know of any company that your clients could use the service of, but you donít provide? See if you can work out a referral program where you get a percentage of profit/sale. This can be an easy way to maximize the income of each client. For example a web company might partner with a hosting company. Copywriters might partner with a printer. Marketing companies could partner with publications + advertising."