The main idea of meme coins is to attract attention to something. There are a lot of things to attract attention. For example appear such coins like https://twitter.com/DogeGaySon/status/1488443132718948352 to attract attention to some problems and protect some people rights.
For meme coins, it is important to have a big community of supporters and users of this coin. That is why it is important to support the community and encourage it.