The design of the project plays a crucial role. Design is able to sell well, through design you transmit emotions.
I am a product designer. If you are interested in either learning about product design, how to increase trust - ask me right here.
And if anything, here is my portfolio I can develop the logic and design of mobile and web applications, landing, etc https://readymag.com/u86741020/717105/
I can give up on an ICO in two seconds, just go on their web page and leave and that happened before, I need to be reeled in to their website by how it looks and if you can't manage it than I am out. Not only website but also from wallets to twitter to all graphic needs should look proper before you publish it. Without those things I am definitely out.