For example, a business could use blockchain technology to track a visitor's location and attractions as they visit. The blockchain technology would also store the visitor's transactions and ratings. This would help the business to keep track of increased visitation or ratings. Digital identity cards have been around for quite some time. However, the technology behind them has always been different. If the holder is not large enough, you may want to consider using some kind of protective cover or cover pouch. The second point to keep in mind is to make sure your id card is protected from the elements. Make sure the id card holder is properly sealed with a water or air-tight seal. In states that do charge for state id cards, the cost is usually a small amount (usually around $5) per card. There are many waterproof plastic id card holders on the market today. As a healthcare provider, it is always important to be up-to-date on state-of-the-art medical technology and requirements.








