Bank statements. One sort of financial record is a bank statement. Your bank will regularly send a statement containing information showing income (credits) and outgoings (debits) on your bank account.
They're synonyms. Gain is the most general. Attain usually means to reach a goal or milestone (he attained the rank of captain). Obtain usually implies careful planning or some effort to get to the thing or goal. But they have probably something like 80% overlap in meaning.
Vocation is a synonym of calling. As nouns the difference between calling and vocation is that calling is a strong urge to become religious while vocation is an inclination to undertake a certain kind of work, especially a religious career; often in response to a perceived summons; a calling. As a verb calling is (call).