I'm not suggesting that this pictures you company situation, but I would check through - with your clients - what they would like to have (and pay for) and hurry up to extend the scope of digital goods, databases and services on offer.
Lets first look on some B2B offline revenues offerings

Source: SIPF, MarketingSherpa and Baird Direct, May 2009, N 311
B2B online revenue offerings

Source: SIPF, MarketingSherpa and Baird Direct, May 2009, N 311
Taken from MarketingSherpa's Special Report '2009 Data on Subscription Content'
Top Challenges, Revenue Sources, Marketing Tactics Compared and Social Media (14 pg., PDF)
- recommended read, if you are and/or want to be in the ContentBIZ