All you need are a stack of cassettes and you are ready to record. Quick Tips Make it legal. Depending on the state, you may need both parties of a conversation to consent to being recorded for it to be legal. Follow-up in print. It's good practice to email or fax a record of your conversation's key points to confirm that the information was accurately relayed.
Storage capacity can vary.
Find out how many minutes per megabyte can be stored with each system to compare apples to apples. While recording jacks can be a cost-effective solution, they do have drawbacks. Going back to find a particular phone call can be a time-consuming task that requires the patience of a Zen master. You'll also need to vigilant about turning the recorder on and off to save on tape and be precise about labeling and filing them. Even so, the costs are not as low as they appear.