1. Hold the bitcoin you have.
2. do not easily believe in news that will want to drop bitcoin.
3. telling everyone about the bright future of bitcoin.
maybe this won't be too influential, but at least it helps bitcoin.
This could help by holding bitcoin and do not easily believe on the fuds. By having keep your goals to earn we could do to hold and invest more on bitcoin. Aside from this actually we cannot force others to join bitcoin instead let just believe on the future of it.
Yes, stopping rumours would support bitcoin value grow well. Always negative news are spread across and this makes the investors either take time to invest or skip investing into crypto currencies. Besides the values, medias are the other reason for price fall and raise. Hence lets spread the news what it really is and avoid unnecessary rumours in the market. The price should be increasing by now every year. Calm down with news