How to become more C (client) oriented in B2B?

It is obvious that B2C businesses priority is Client. Now, if you are in a B2B, how could you become more C oriented?

Find/get C metrics that B use and show improvements with A/B testing. 

How to improve C metric?
Increase Good patterns and/or Decrease BAD patterns.
How do you find pattern?
Do advance analytics/data mining.   

B2B business usually don't invest much in C but if they were, they will get more business:

• Better clients experience lead to more business (more clients + more happy business clients)
• Better clients experience lead to more inbound marketing as oppose to outbound (cost saving)

B2B great companies know they are B2B2C and are client data driven. 

You might have seen this inspiring Jobs 45 sec video but it worth looking at it again (B2C vs B2B): http://www.youtube.com/watch?v=UvEiSa6_EPA