I would appreciate feedback from investors who has used this medium and the effectiveness of this marketing technique. 

You will find resources here from blogs to pod casts and forums

Is it more cost effective to just have a PM take care of this or do they generally charge a premium?

@Danielle J.Welcome to BiggerPockets, a place to interact with a vibrant REI group, learn the real estate business and language.Since you did not mention a specific area of interest, I added links to three of the most popular niches for your to select one or all while you wait for local networking contacts.http://www.biggerpockets.com/renewsblog/2013/02/22/buying-rental-property/ (how to buy a rental property) http://www.biggerpockets.com/renewsblog/2014/01/07/flipping-houses/ (step by step guide to flips)https://www.biggerpockets.com/renewsblog/2015/01/31/ultimate-beginners-guide-real-estate-wholesaling-2/ (Ultimate beginners guide to wholesaling)It doesn't matter if you are young or old, totally new or need to build upon your experience.Yes, you have just announced a commitment to the thousands in this community about your seriousness regarding REI and have taken this bold step to affirm it.Your time on this site with the BiggerPockets community will be well spent and can be financially rewarding if you so desire.Don't get overwhelmed by the massive amount of data archived on this site.Simply, bone up on the areas that you need to expand knowledge in such as, Forums, Marketplace, Learn, Network, Analyze and Resources.Feast on the Podcasts, #askbp Podcasts, blogs and webinars REI books suggested by BPershttps://www.biggerpockets.com/renewsblog/2015/11/13/7-real-estate-books-beginner-investors/ (7 absolute must read books for beginner REIs)http://www.biggerpockets.com/renewsblog/2013/04/14/best-real-estate-books/?

Great info under the education tool and in the blogs (even one I did in an interview by sc Clemson alum today).. 

I wrote a post for the BiggerPockets blog last year about this very topic.

Seek out people near you, ask them questions, read their blogs, their stories...Good luck!

You have multiple options to access number of projectsFor more detail about real estate crowdfunding, go through the following links ;-http://www.investopedia.com/articles/investing/072514/real-estate-and-crowdfunding-new-path-investors.asphttp://crowdfunding.about.com/od/How-to-crowdfund/fl/What-is-Real-Estate-Crowdfunding-A-Guide-for-Investors.htmhttp://crowdfund.co/real-estate/http://www.fundraisingscript.com/blog/2015/08/03/g...Hope it will be helpful for you.

I have been listing to the BP Podcast, BP Webinars, Reading BP Blogs, and Real Estate Books.

utm_source=search&utm_medium=internal&utm_campaign=books (books recommended by BPers)Simply, bone up on the areas that you need to expand knowledge in such as, Forums, Marketplace, Learn, Network, Analyze and Resources.Continue to feast on the Podcasts, #askbp Podcasts, blogs and webinars Lastly, this site thrives on interactions and as such we encourage two way exchanges and look forward to educational, thought provoking ideas relevant to REI.