Should I pay $300 for a press release service? Probably not…

I am contemplating using a service to send out a press release for my book. Seems like it may be a good investment of $300.00. I wanted to get your input on the subject though.
What sort of thoughts would you have about press releases in general?

Finding Your Niche – Laura Pennington

Getting started in the writing business can sometimes be overwhelming, especially as you come to realize how many other writers there are out there. The good news is that the old saying is true: there is only one you. Why does this matter? There are topics and industries you might be clued into that can help separate you from the crowd…