The provided information does not directly relate to a company named "HUB" with the URL http://www.hubliving.com and LinkedIn URL http://www.linkedin.com/company/hub-living. However, based on the context, if "HUB" refers to a company in the living or real estate sector, it might offer services related to property management or residential solutions. Without specific details, it's challenging to pinpoint their unique selling proposition or target audience. Generally, such companies might target homeowners or renters and focus on providing innovative living solutions as their unique selling proposition.