用外掛程式，擴增無限可能。
運用數千種外掛程式來新增功能、使用你最喜愛的工具；所有 WordPress.com 付費方案皆可使用。
choose-winner
7 外掛程式
Pick Giveaway WinnerRandomly select a winner or winners from the comments of a giveaway post.
And The Winner Is...Manage your product giveaways by marking posts as "contests" and selecting a random comment from a contest post as the winner.
Choose Your Best Selling ProductsA WordPress plugin to display top selling products with flexible settings for manual or automated product selection.
WP-Choose-ThumbA simple way to add a default thumbnail to your post.
Meetup Winner!Give away prizes and swag to a random attendee who RSVPed to your meetup!
WP CHOOSE YOUR THEMEWP CHOOSE YOUR THEME, let to select an avaiable theme to your visitors.
Random WinnerThis plugin works with contact form 7 also