HubSpot plans to add subscription billing management and configure, price, quote (CPQ) tools by acquiring Cacheflow.Cacheflow is a leader in this space and has helped companies automate the purchase process to capture revenue faster.Cacheflow's solutions simplify the selling and buying of B2B software by automating the software-as-a-service (SaaS) sales flow process.As part of HubSpot, Cacheflow will enhance that company’s Commerce Hub by facilitating quote-to-cash and revenue collection.