Finally, the reincarnated/transmigrated FL that use they knowledge from their past life and the novel future to earn money, so far I only seen Latte from Miss Not So Sidekick, other FL usually just 'Let's get marriage to some Crazy Rich' or 'Let's act cute to earn the new family favor so we don't get kick out from this rich house' trope.
Finally, the reincarnated/transmigrated FL that use they knowledge from their past life and the novel future to earn money, so far I only seen Latte from Miss Not So Sidekick, other FL usually just 'Let's get marriage to some Crazy Rich' or 'Let's act cute to earn the new family favor so we don't get kick out from this rich house' trope.