cash in
• take advantage of or exploit a situation.
• "the breweries were cashing in on the rediscovered taste for real ales"
Similar:
take advantage of,
turn to one's advantage,
exploit,
make money from,
profit from,
do well out of,
milk,
bleed,
suck dry,
squeeze,
wring,
make a killing out of,
• convert an insurance policy, savings account, or other investment into money.
• "hundreds of savers cashed in their investments"