Get your mobile phones and tablets ready. If you haven't done so already, install or update the award-winning MLB.com At Bat and MLB.com Ballpark apps. You can order a yearly or monthly subscription to At Bat's premium features now, featuring live audio, breaking news, schedules, in-game highlights, live video and more. New features for 2015 will launch during Spring Training. The MLB.com Ballpark App complements and personalizes your trips to the ballpark with mobile check-in, social media, offers, promotions, exclusive content and more. Big things are coming.
Order a new jersey. Jon Lester (Cubs), Pablo Sandoval (Red Sox), Max Scherzer (Nationals), Josh Donaldson (Blue Jays) and Nelson Cruz (Mariners) are just some of the big movers, so customize a new look at the MLB.com Shop. Get to know the new Cool Base jerseys, which replace "replica" jerseys of years past and are closer to authentic.
Reserve your seats. Nearly every team is a contender, so go to MLB.com/tickets and make plans now. Buy a season ticket, group package or single-game seats. This also is a good time to gear up for that long-awaited Spring Training trip.
MLB.TV is back. The annual launch of subscriptions has begun, and it's going to change the game again. The most prolific live streaming service on the Internet returns for a 13th year as the coolest way to watch live out-of-market baseball.
Fantasy time. One traditional sign of the handoff is the annual unveiling of the MLB.com Player Preview rankings, overall and by position. Yahoo Sports 2015 Fantasy Baseball just launched as the official Fantasy Commissioner game of MLB.com, so start a league there and hit MLB.com/fantasy for player updates, value picks, resources, games and more.
Play MLB.com Home Run Derby. It's about time for you to hit the cages and work on your swing. Square off live against millions of players from around the world in multiplayer derby mode and climb to the top of the leaderboards. Go yard in arcade mode by hitting as many homers as you can before time runs out. Download for free on the Apple App Store and Google Play.
Follow live baseball. Fire up MLB.com Gameday with play-by-play from the Caribbean Series and the best-of-three Australian Baseball League finals. Both could end Sunday, but you might have a few more days of winter league action to enjoy.
Track the Top 100 prospects. The much-anticipated 2015 list was just announced, topped by Byron Buxton, Kris Bryant and Carlos Correa. Dig into MLBPipeline.com as Jim Callis, Jonathan Mayo, Bernie Pleskoff and MLB.com reporters deliver thorough analysis of tomorrow's stars.
Connect with MLB on social media. Did you take a pic of the Snapchat ghost to add MLB as a friend this week? Follow @MLB on Twitter, Instagram and Tumblr, like MLB on Facebook, and hook up with all of your favorite club and player accounts as well. Use the hashtag #BaseballBegins.
Start a blog. April will mark the 10th anniversary of MLB.com/blogs, where countless posts have been saved and hundreds of thousands of baseball bloggers have their say 24/7/365. MLB.com partners with WordPress.com for the most cutting-edge blogging software, and you can post alongside such diverse PRO bloggers as Jason Hammel, John Thorn, the Negro Leagues Baseball Museum, Astros Mission Control, Jim Kaat, Braves Give and MLB.com Baseball Books.
It's also a good time to watch video after video, including analysis by Jim Duquette on the most improved teams since Madison Bumgarner threw the last pitch of a real baseball game.