I could tell you a bunch of box score scouting tidbits about what each player is doing, but you can do that on your own. So rather than that, here are some tweets by guys watching the players. They can tell you a lot more than me paraphrasing their work.
Miguel Nunez (Clearwater)
Richard Bielski (Williamsport)
Jose Pujols (GCL)
Larry Greene (GCL Rehab Assignment)
Alejandro Arteaga (Williamsport)
Damek Tomscha (GCL)
Edubray Ramos (GCL)
Yoel Mecias (GCL Rehab Assignment)
Aaron Nola (Clearwater)
Aaron Brown (Williamsport)
Deivi Grullon (Williamsport)
And for fun, here is the article about the Phillies signing Carlos Tocci, Jiandido Tromp, and Sergio Velis.
Photo of Jiandido Tromp by Tom Hagerty