To sell additional (products) to existing (customers).(verb)
To sell additional products to existing customers.(verb)
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Use "cross-sell" in a sentence
"Print off collateral to cross-sell other products you might have and stick it in the box."
"The two companies have more than 80% customer overlap in the military, satellite and industrial markets, and Microsemi says the deal enables it to cross-sell more products and services to their customers."
""This year, we have been able to leverage the strength of our customer franchise to expand our loan book and increase cross-sell, thus mitigating the effect of headwinds in a low rate market," DBS Chief Executive Piyush Gupta said in a statement."