A shield volcano<span> is a type of volcano usually built almost entirely of fluid magma flows</span>
Answer:
- offer incentives to get people interested in helping
- make being apart of the campaign as easy as possible. No complicated sign ups and something that takes just a few seconds
- make a social media account promoting your campaign
- get people to share their stories to gain public sympathy.
- think of a 5th one here, look at the ideas I gave you above and expand on them to see what would stick. :)