Guys, what about publication in large media and promotion? You have enough big goal, $ 30 mnl isn't small amount even for experienced team. Are you planning to add section "Media" on site and announce there each press-reliese.
can study the official blog of the company there are many interesting materials. I think such articles also contribute to the promotion and inform the community.
https://medium.com/ellcrysOn Medium you post interesting and useful info about team / project / guides / new achievements. But to attract investors and potential customers, you must do something more. Post your announcements on professional sites, buy some press releases on slack, cointelegraph and other popular media. The more mentioning you will have, the more investors trust in the project.
On all this you need to have a large budget. And here it is important to have a balance between costs and results. As already mentioned above at the moment, an excellent solution would be to participate in conferences