Causes of vitamin B2 deficiency. The main causes of vitamin B2 deficiency is an unbalanced diet that doesnât contain enough foods with riboflavin. Alcohol impairs the utilization of riboflavin in the body. Therefore, alcoholics are at a higher chance of suffering from vitamin B2 deficiency. Anorexia, a poor eating habit.
LINK / CITE ADD TO WORD LIST. noun. The definition of a subscription is an agreement you make in advance to receive something for a specific period of time. When you make an arrangement to have a magazine delivered every month, this is an example of a subscription.INK / CITE ADD TO WORD LIST. noun. The definition of a subscription is an agreement you make in advance to receive something for a specific period of time. When you make an arrangement to have a magazine delivered every month, this is an example of a subscription.
Subscription Model. Businesses that operate in an industry where customer acquisition costs are high may operate under a subscription or recurring revenue business model. The objective of a subscription business model is to retain customers under a long-term contract and secure recurring revenue from repeat purchase of a product or service.