People are turning to audio and visuals when it comes to technical subjects. However, you should consider doing an ebook first and turning it into an audiobook through a resource like Audible's ACX platform. You can hire a producer either through a royalty share program, so you don't have to shell out upfront cash, or you can do a pay-per-hour hire as well.
Zero minimums generally apply to Fidelity share classes that previously required investment minimums of $10k or less and for stock and bond index fund classes that previously had minimums of up to $100 million. Some Fidelity mutual funds have minimum investment requirements. Other fees and expenses may apply to continued investment as described in the fund’s current prospectus. See the fund’s prospectus for details. https://buzzingofferdigitalmarketing.tumblr.com/