Stephen,

Welcome to Sowpubs...

Grow your Design business to a point where you have Too much work and switch the Freelancing concept around into your own Creative Outsourcing division...

Multiple streams of income can work by Growing your current business Bigger and Wider...
http://www.allfreelance.com/

Make sure you're keeping uptodate within your industry and beyond on News, Technology...

Watch out for the low hanging fruit and those little micro niche ideas and be one of the 1st to Specialize...

Brand yourself and make sure you have a Smart Marketing dept...
http://www.toddand.com/power150/

Designer Hotsheets comes to mind...

Read up on HOTSHEETS throughout Sowpubs and come up with a few Winners...

And let us know about your Specialties... Web address...

As you just Never know who may require your Services...

Phil