I hope you just purchased it for reasons in #6 and #7,
Return it.
At the ISICS link, under DEC column a T means its in the clear, while a TE means its encrypted.
All current Unidens, 325p2, 996p2, home patrol II, 436hp, 536hp, sds 100 & 200 will do phase II and the whistler TRX1 & 2 can also.
325P2 is your least expensive portable option and can be programmed with the FREE program freescan using your premium subscriber account.
Be sure to program in the analog(conventional) frequencies and the digital talkgroups along with all three towers - Dewitt and both Clinton's.
Info here with video how-to's.
FreeScan User Guide - The RadioReference Wiki