I believe joining the EU would boost the economy, increase global influence, improve collaboration and provide stability & freedom. I believe that Brexit hasn't brought any tangible benefit and there is no future prospect of any, that the UK has changed its mind and that this should be recognised.
It does https://petition.parliament.uk/
10,000 prompts a government response
100,000 prompts a debate in parliament
Eheran could have just taken 2 seconds to look at the conditions of petitions in the UK instead of being dismissive