It has been a busy offseason for Flo40 big man Billy Preston . From changing schools to narrowing his list to switching his finalists, one of the most coveted post prospects now has another change of plans.According Adam Zagoria of SNYtv, the 6-foot-10 Oak Hill Academy (VA) forward is opening up his recruitment.The No. 14 prospect for 2017, Preston recently cut his list to Indiana, Kansas, Maryland, NC State and USC, but he is now exploring his options and has no timetable for his decision, per the report.Preston will take an official visit to Kansas this weekend. He has already been on the campuses of Maryland and USC as well.FloHoops will feature Preston and his Oak Hill squad at the Phenom Hoops National High School Showcase , which will stream LIVE on November 11-12 in Lewisville, NC