Use directories to discover what already exists in a market area (there are some online portals to newspapers but they're chock full of ads and often incomplete). This should help you answer why your business is needed; is there a space for this business; and what are current journalistic offerings.
The library has indexes to progressive, environmental, sports, gender and ethnic presses you can explore:
Consider what companies already exist.
Sample search: Philadelphia Inquirer
Search these sources for similar products
Sample search: hlead(app and news and sports)
Search PR Newswire and Businesswire for press releases from companies.
Sample PR Newswire search: "news app" and boston
For Business Source Premier and ABI/Inform try searching by NAICS code plus keywords such as "new product" or innovation.
In EBSCO, you can combine Business Source Premier with Communication Source, search Newspapers as a Subject and a keyword in TX all text.
Sample search BSP + CS: or innovation
Statista and Pew can offer data and analysis.
Sample Statista search: "news apps"
Search by industry for similar companies (other papers in your niche market, region, or size). Some of this research is reflected in the work you needed to do to formulate your Company Description, above.
NAICS search for Newspaper
Create a SWOT analysis & list your SMART goals. Consider who your target audience is.