For the 3 you listed, I would like $13. I didn't see anything on your site I needed, but I could do the following on the ones you listed

Best, Travis 99-00 Skybox Autographics -$6 ($3)
Collins, Jason 03-04 Rookie Matrix Auto -$12 ($4)
Martin, Kenyon 01-02 UD Inspirations Dual Auto w/ Haslip /1600 -$25 ($9)
Mourning, Alonzo 02-03 UD All-Star Authentics Jersey SP -NB/Rarity ($14)

Or everything (all 7) total for $38 DLVD

plmk