The phrase "to increase the partnership" means to make the collaboration or connection between two or more parties stronger, bigger, or more intensive. Full definition
As a business serving the careers industry, you have an opportunity to grow sales, increase partnerships for referral revenue, and build visibility for your business. (careerthoughtleaders.com)
By increasing these partnerships and opportunities, schools have a greater chance of reaching all students who may become passionate about STEM. (naesp.org)
In order to increase partnership of parents with schools ~ schools must create an environment that offers enough incentives and support for parents. (educationworld.com)