The Association of Fundraising Professionals Southern Colorado hosted Brian Saber for their 2015 Annual Summit on Philanthropy, and he was fantastic. The site offers a brief assessment on your asking style, which is fun to take. It also offers free training material, along with fee-based material, and a blog you can sign up for.
Offers a subscription for a fee. The newsletter is free and can have both open and subscription based articles. The El Pomar Nonprofit Resource Center located at the Penrose branch of the Pikes Peak Library District has a physical subscription available for you to access the locked articles referred to in the newsletter.
Produced by Candid (previously known as the Foundation Center), and is considered a go-to place for thinking critically about philanthropy and building skills for effective grantmaking. Also includes some fun infographics on fundraising.
Is a fee-based donation tracking tool for purchase. They do offer a blog you can sign up for free, along with free webinars. However, they can be a little pushy so don't be surprised if you sign up for the newsletter and you get calls from a salesperson.