All the initiatives I’ve read so far, did have pretty concrete suggestions for how laws should be changed. In my experience, law makers will gladly consider a suggestion, because making laws is hard. Yes, that means lobbying is rather easily possible, but consumers are the group that does the least amount of lobbying.
I don’t know, if there’s any hosted instances of it, or how mature it is, but one of the Lemmy devs has experimented with using the frontend of phpBB (basically the software for old-school forums) with a Lemmy backend: [email protected]
To my knowledge, they had some pretty quick successes with it and one might be able to just slap this onto a server right now…