31. Get better at volleyball and tennis

This goal will never really be completed and will probably remain ongoing forever, since I can always improve! But I'll try to post updates when I feel like I've learned something new, or mastered something I had been working on. And since tennis season hasn't started yet, let's begin with volleyball! I never actually played volleyball until 2013. I may have tried it in PE a couple of times, but I've never received proper training (like I have for basketball and tennis). I started playing in 2013 after being disappointed with basketball leagues, and wanting to find a sport where teamwork would be emphasized and basically mandatory to play well and win. I joined a league, played during multiple seasons, and had a lot of fun, but the team of which I was a part somehow broke up, and I ended up stopping sometime in... 2015? 2016? Anyways. I subsequently dove into tennis (more on that when the weather gets warmer!) when we moved to our new place located next to many ...