> For the complete documentation index, see [llms.txt](https://killswitchofficial.gitbook.io/rei-chain/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://killswitchofficial.gitbook.io/rei-chain/introduction/advantages.md).

# Advantages

### Speed

As a single validator node, decision making is made almost instantly as fast as in 1 second.

### Low gas fee

One of REI’s special traits: affordability and uniquely low gas fee due to the adoption of a private blockchain. 

### Scalability

REI chain uses Quorum that is forked and derived from Ethereum that improves performance, security at all times and fast transaction due to being a single validator node.

### Security

REI chain is a semi-private blockchain that includes several traits of a private blockchain such as the contents of the transaction are not exposed to not-privy members.

### Storage friendly

REI chain is a self-sovereign blockchain, it does not mint blocks without transactions, making transactions fast and allowing effective long term storage.

### Conducive to development

REI technology is EVM compatible- a native cross-chain communication program that allows developers to create smart contracts easily and REI developer team will monitor and report issues back to your team to support the project running seamlessly.