> For the complete documentation index, see [llms.txt](https://docs.mimu.bot/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.mimu.bot/autoresponder/guide/expert-ii-instanced-button-responders.md).

# expert ii: instanced button responders

* `limitations`: this sets limitations of how the button can be used. by default, it is set to **not limited**.
  * no limitations: the button never gets disabled
  * limited: the button gets disabled when someone clicks on it

<figure><img src="/files/65u9j66J3cuEn9tfv4Ii" alt=""><figcaption><p>limited buttonresponder limitation</p></figcaption></figure>

* strict: the button, and any other buttons in the same message, gets disabled on the first click

<figure><img src="/files/WcGVqBPWD3Y7RgLC1tNs" alt=""><figcaption><p>strict buttonresponder limitations</p></figcaption></figure>

* `invoker_only`: this sets whether other people can use the button other than the person that summoned it
  * no limit: the button can be used by anyone
  * invoker only: the button can only be used by the person who initiated it. if the button is attached to... (examples; not limited to these!)
    * a welcome message, only the person who joined can click the button
    * an autoresponder, only the person who typed the autoresponder can click the button
    * an item reply, only the person who used the item can click the button