What are a few unique things you can do to separate yourself from the competition in a highly competitive B2B sales environment?

So from basic stuff to extreme marketing. If you have done all of the below and still facing issue and cant find competative edge, then consult an expert personally. Precise answers to your unique business problems would only be possible if seasoned marketeer has complete information on problems. 

Seo strategy/content syndication

Blog strategy/Content marketing

Landing pages strategy A/B testing

Whitepapers/referral sites

Directories

Press releases

Bing marketing

Webinars

Email marketing

Referal program

Loyalty strategy

Google marketing

Social media marketing

Affiliate marketing

Remarekting

Promotional marketing

Infographics

Customized video/images

Slide share decks

Gifs

Podcasts

Loyalty program

Referral program

Remarketing

Case studies

Big Data analysis

All about how you organize the items to attract the customers ,demontrating base of varity of each item.customize and specialization is important to help moved towards the gaining bissness.also good communacation and excellent customer service.