I've been trying to promote my organization/business, but now I’ve been warned for spamming. Is there a way I can spread the word about my organization/business?

You can create a Facebook Page.

Facebook Pages give brands and businesses an opportunity to create a presence on Facebook. Brands and businesses can customize their Facebook Page to maximize user interaction and interest. A Facebook Page will allow brands and businesses to deepen connections with users and give the ability to maximize viral promotion through Social Ads. Click here to create a Page, or simply click on the "Create a page for your business" link at the bottom of any Page.

You can create Facebook Ads or Sponsored Stories.

Facebook Ads and Sponsored Stories leverage the power and viral nature of Facebook News Feed by serving relevant stories when users’ friends take actions with a Facebook Page or Application. In addition to providing a more relevant advertising experience for users, Facebook Ads and Sponsored Stories help brands and businesses maximize reach to a greater percentage of the Facebook audience. To learn more about Facebook Ads and Sponsored Stories and start creating your campaign, please click here.