I am totally confused by this sentence. Can anybody help me with the phrases used in it? (understand deal, the second "for")?
"So he recently took to Twitter to publicly invite Silicon Valley investors to spend a "few weeks homeless, functionally impaired or caring for a child with complex needs." On a phone call with CNBC, he said an experience like this is "bread and butter" for design thinking and customer development. "How else will a VC understand deal flow for a population for served by Medicaid?""