I think for first time bootstrappers, investing some time in a quality blog on a particular field you would like to build products for is really really useful.

I think for first time bootstrappers, investing some time in a quality blog on a particular field you would like to build products for is really really useful. Apart from having a good audience to launch your first product, it helps you interact with people before you have something to sell to them. You learn more about their problems, the existing market, competition and so on.