Grand Theft Auto III
Mission order:
Luigi:
"Pump-Action Pimp" (Luigi Goterelli) - must be completed before "Last Requests" (Salvatore Leone)
"The Fuzz Ball" (Luigi Goterelli) - must be completed before "Last Requests" (Salvatore Leone)
Joey:
"Dead Skunk In The Trunk" (Joey Leone) - must be completed before "Last Requests" (Salvatore Leone)
"The Getaway" (Joey Leone) - must be completed before "Last Requests" (Salvatore Leone)
Man Toyz - must be completed before "Last Requests" (Salvatore Leone)
Diablo Destruction
Mafia Massacre
Payphone:
"Payphone" (Blue Icon) - must be completed before Toni's Cipriani missions.
"Payphone" (Hidden)- must be completed before Toni's Cipriani missions.
Kenji:
"Kanbu Bust-out" (Kenji Kasen) - must be completed before "Waka-Gashira Wipeout!" (Donald Love)
"Grand Theft Auto" (Kenji Kasen) - must be completed before "Waka-Gashira Wipeout!" (Donald Love)
"Deal Steal" (Kenji Kasen) - must be completed before "Waka-Gashira Wipeout!" (Donald Love)
"Shima" (Kenji Kasen) - must be completed before "Waka-Gashira Wipeout!" (Donald Love)
Payphone:
Payphone (Green Icon) - must be completed before "Smack Down" (Kenji Kasen)
Kenji:
"Smack Down" (Kenji Kasen) - must be completed before "Waka-Gashira Wipeout!" (Donald Love)
Asuka:
"Two-Faced Tanner" (Asuka Kasen) - must be completed before "Grand Theft Aero" (Donald Love)
Payphone:
Payphone (Red Icon) - must be completed before "The Exchange" (Cedar Grove)
- GTA III Mission trophies save, ends here.
Firefighter (Extinguish 60 fires, total 20 on each island.)
Vigilante (Kill 60 criminals, total 20 on each island.)
Paramedic (Reach and complete Level 12 in one go, any island.)
Toys Man:
Diablo Destruction - Before Staunton Island.
Mafia Massacre - Before Staunton Island.
Rumbo Rampage - Before Casino Calamity.
Casino Calamity.
GTA 3 Import/Export:
One in Portland Docks and Shoreside Vale:
https://youtu.be/zB9KjRVg8AY
Spawn the Securicar and Bus:
https://youtu.be/Ps8gzJkgmZ4
Deliver 10 Securicar to the garage 2 to the Portland Docks:
https://youtu.be/8SL2ub9VbyU
Off-Road Mission:
https://youtu.be/14WdjHmNCRk
For the Gripped! use the Better Handling cheat, to make it more easy.
Also for the Ambulance Paramedic mission, in Staunton Island.
I found all of the Hidden Packages, without a problem at the end.