I am already in other larger projects and can not handle smaller websites
How is it monetized?
eCommerce with Amazon Partner Program, CPA, Adsense
Is this site coming with social media accounts?
How long does the execution of this site take?
A few hours a week
What are the challenges of running this site?
Update weekly articles (semi-automatic), some social media promotions, and new bookmarks for social bookmarking. Finally, some native or FB advertising to increase sales.