# FAQ

#### Can I change my default inviter? 

NO. The referral relationship is permanent. 

But by using an explicit invite link will **temporarily** overwrites the relationship. 

#### What is a House Edge? 

House Edge is a commission for using a service.Different games have different house edges. Sometimes the house edge varies with the type of the betting tokens.

A list of the house edges for the BetHash Games:

Lottery: 1.9% for all tokens

Dice: 1.9% for all tokens

#### Useful EOS Tools? 

Blockchain Explorer

<https://bloks.io/>

<https://eosflare.io/>

<https://eospark.com/>

<https://eosx.io/>

Network Monitor

<https://eosnetworkmonitor.io/>

#### Rollback&#x20;

Some block hash value might be changed due to unexpected rollback happened on EOS mainnet. These rollback are not controlled by BetHash. All results will be determined by final block hash value recorded on the EOS mainnet.

#### Why do we build on EOS?


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