Stringent timing is precise timing. When someone has stringent timing they are always on time regardless of where they need to be.
People with bad credit have a hard time getting a loan. Lenders want to ensure they will be paid back.
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Many credit card companies are hesitant to issue unsecured credit cards to those with a credit score of 650 or less. Some companies are more stringent than others.
Accounts Payable Report
How does the goal of maximization of shareholder wealth deal with uncertainty and timing?