Now multiply the two numbers together to get the total size of the market. Next, divide your sales into the total market size to get your market share. If you are a small biz working in a very large industry, your market share can be several zeroes behind the decimal point. Instead, you might figure your market share in your town or in a very targeted group of customers. You've got a great story, a terrific new product, or some outstanding information that will interest a lot of people.
Most people send out a press release via mail.
When I worked in radio and TV the letter carrier hauled in bag loads of them every day. Now days press releases are emailed and I think it gets better results. But you don't have to have a press release to get media attention. Simply email your idea or information in a brief message. Include your contact info so the reporter can follow up with more questions.