Do your users need to pay for the fitness app? If you haven't shown the value of your app to your subscribers, attaching a price to this new product will be a hard sell.
A word of caution with long copy, people get bored. We tend to be very interested in the first paragraph and lose interest very quickly, scrolling down trying to find a point of interest that will stop us from leaving the page.
Ideal for a blog post, press release, article, About Us and Service pages. The style and purpose of your content can be to help establish your business as a thought leader, improve SEO or introduce a new product or service.
Don't be sloppy with your press release. If you take pride in your brand, you'll want to get the recognition it deserves. Done right, your press releases can provide great impact.
Why then it is more difficult for some companies to develop a successful content marketing program?