The best thing they've done regarding missions, is enabling you to select the specific mission you want to do - rather than calling a contact and seeing what they gave you.
Here is the list of contact missions - some of these are only available once you reach a certain level I think:
Missions:
Name - (Number of players) - Cash - Level Requirement – RP
Gerald
Dish the Dirt (1-4): 5,250 - 45 - 2,510
War and Pieces (1-4): 5,250 - 30 - 2,160
No Hay Bronca (1-4): 3,750 - 9 - 1,320
Meth'd Up (1-4): 3,750 - 7 - 1,100
Violent Duct (1-4): 2,250 - 15 - 1,180
Flood in the LS River (1-4): 2,250 - 6 - 1,400
Death Metal (1-4): 1,500 - 6 - 1,320
Gassed Up (1-4): 1,500 - 12 - 1,310
Chumash and Grab (2-4): 1,500 - 35 - 1,900
Pier Pressure (1-4): 1,125 - 6 - 1,000
Deal Breaker (1-4): 750 - 6 - 1,340
Simeon
Blow Up III (1-2): 2,250 - 31 - 1,280
Blow Up II (1-2): 2,250 - 20 - 1,260
It Takes a Thief (1-4): 1,500 - 5 - 1,520
El Burro Heists (1-4): 1,500 - 10 - 1,210
All in the Game (1-2): 1,500 - 10 - 1,120
Rich Men in Richman (1-4): 1,500 - 5 - 1,100
Gentry Does It (1-4): 1,500 - 10 - 1,100
Chasers II (1-2): 1,500 - 16 - 1,060
ATV Steal (1-4): 1,250 - 25 - 1,140
Rockford Roll (1-2): 1,125 - 5 - 1,060
Blow Up (1-2): 1,125 - 12 - 1,750
Chasers (1-2): 750 - 5 - 1,250
Where Credit's Due (1-2): 750 - 5 - 1,050
Lamar
Going Down the GOH: 3,750 - 20 - 1,340
No Smoking (1-4): 3,750 - 30 - 1,690
Lost MC RIP (1-2): 3,750 - 25 - 1,565
Caught Napping: 3,750 - 20 - 1,450
San Andreas Seoul: 2,500 - 16 - 1,200
Ticket to Elysium (1-4): 2,250 - 18 - 1,810
Ballas to the Wall (1-2): 750 - 5 - 1,200
Learning the Ropes: 500 - 1 - 1,550
Martin
Rooftop Rumble (1-4): 18,750 - 75 - 4,260
Defender (1-2): 17,250 - 70 - 3,600
Judging the Jury (1-8): 15,000 - 65 - 3,560
Extradition (1-6): 15,000 - 50 - 2,350
Trash Talk (1-6): 15,000 - 81 - 3,880
Mixed up with Coke (1-6): 13,500 - 45 - 3,325
The LS Connect. (1-6): 12,000 - 40 - 3,900
Dry Docking (1-4): 12,000 - 45 - 2,750
Stick Up the Stickup Crew (1-4): 9,000 - 40 - 3,750
Show Me the Monet (1-4): 7,500 - 55 - 2,070
Check Out Time (1-2): 7,500 - 35 - 1,110
Grab Your Ballas (1-4): 6,750 - 40 - 2,530
Out of Court Settlement (1-2): 6,750 - 22 - 1,160
Editor and Thief (1-2): 6,750 - 45 - 1,130
Holed Up - Burton (1-4): 5,250 - 50 - 2,720
Water the Vineyard (1-2): 3,750- 40 - 1,370
Death From Above (1-4): 3,750 - 24 - 1,500
Cleaning the Cat House (1-4): 2,250 - 45 - 4,090
Lester
Stocks and Scares (1-4): 18,750 - 70 - 3,300
Docks to Stock (2-4): 18,750 - 70 - 3,300
On Manoeuvres (1-3): 17,250 - 65 - 2,550
American Exports (1-4): 17,250 - 65 - 3,150
Docks to Stock II (1-4): 15,000 - 75 - 3,080
Bust Out (1-4): 15,000 - 55 - 1,820
Hack and Dash (1-4): 12,000 - 60 - 1,520
Sinking Feeling (2-4): 10,500 - 55 - 3,000
Chemical Extraction (1-6): 10,000 - 65 - 3,850
Quarry Quarry (1-4): 7,500 - 30 - 1,920
Teaser Trailer (1-4): 7,500 - 40 - 2,510
A Titan of a Job (1-6): 7,500 - 24 - 1,200
By Land, Sea, and Air (2-4): 6,750 - 30 - 1,930
Four Trailers (1-6): 5,250 - 45 - 4,120
High Priority Case (1-4): 5,250 - 25 - 1,650
Landing Strip (2-4): 5,250 - 22 - 1,375
Last Chopper Out of LS (2-2): 4,375 - 25 - 1,385
Cop's Capacity (1-2): 3,750 - 19 - 2,160
The Parking Garage (2-4): 3,125 - 55 - 5,450
Ron
Base Invaders (1-4): 18,750 - 27 - 1,460
Landing Gear (4-6): 17,250 - 55 - 2,800
Wet Work (1-4): 10,500 - 55 - 3,650
Crank Up the Volume (1-4): 7,500 - 30 - 1,200
A Boat in the Bay (1-4): 5,250 - 40 - 1,100
Daemon Run (2-4): 3,750 - 25 - 1,690
Fueling the Flames (1-4): 3,750 - 20 - 1,270
Turbine Carbine (1-4): 3,750 - 25 - 1,560
Romance isn't Dead (1-4): 1,500 - 13 - 1,150
Trevor
Chopper Tail (1-4): 17,250 - 70 - 3,450
Satellite Communications (1-4): 15,000 - 60 - 4,900
Method in the Madness (2-4): 11,500 - 65 - 4,670
Diamonds are for Trevor (1-4): 7,500 - 70 - 3,490
Crystal Clear Out (1-4): 7,500 - 28 - 1,820
Out of Harmony (1-4): 7,000 - 50 - 2,650
Lost My Mind (1-4): 3,750 - 20 - 1,650
There are a number of missions, such as Extradition, that are much easier / quicker with a Buzzard - so I would make that the first purchase, since it makes it easier to make money.
Here is the list of contact missions - some of these are only available once you reach a certain level I think:
Missions:
Name - (Number of players) - Cash - Level Requirement – RP
Gerald
Dish the Dirt (1-4): 5,250 - 45 - 2,510
War and Pieces (1-4): 5,250 - 30 - 2,160
No Hay Bronca (1-4): 3,750 - 9 - 1,320
Meth'd Up (1-4): 3,750 - 7 - 1,100
Violent Duct (1-4): 2,250 - 15 - 1,180
Flood in the LS River (1-4): 2,250 - 6 - 1,400
Death Metal (1-4): 1,500 - 6 - 1,320
Gassed Up (1-4): 1,500 - 12 - 1,310
Chumash and Grab (2-4): 1,500 - 35 - 1,900
Pier Pressure (1-4): 1,125 - 6 - 1,000
Deal Breaker (1-4): 750 - 6 - 1,340
Simeon
Blow Up III (1-2): 2,250 - 31 - 1,280
Blow Up II (1-2): 2,250 - 20 - 1,260
It Takes a Thief (1-4): 1,500 - 5 - 1,520
El Burro Heists (1-4): 1,500 - 10 - 1,210
All in the Game (1-2): 1,500 - 10 - 1,120
Rich Men in Richman (1-4): 1,500 - 5 - 1,100
Gentry Does It (1-4): 1,500 - 10 - 1,100
Chasers II (1-2): 1,500 - 16 - 1,060
ATV Steal (1-4): 1,250 - 25 - 1,140
Rockford Roll (1-2): 1,125 - 5 - 1,060
Blow Up (1-2): 1,125 - 12 - 1,750
Chasers (1-2): 750 - 5 - 1,250
Where Credit's Due (1-2): 750 - 5 - 1,050
Lamar
Going Down the GOH: 3,750 - 20 - 1,340
No Smoking (1-4): 3,750 - 30 - 1,690
Lost MC RIP (1-2): 3,750 - 25 - 1,565
Caught Napping: 3,750 - 20 - 1,450
San Andreas Seoul: 2,500 - 16 - 1,200
Ticket to Elysium (1-4): 2,250 - 18 - 1,810
Ballas to the Wall (1-2): 750 - 5 - 1,200
Learning the Ropes: 500 - 1 - 1,550
Martin
Rooftop Rumble (1-4): 18,750 - 75 - 4,260
Defender (1-2): 17,250 - 70 - 3,600
Judging the Jury (1-8): 15,000 - 65 - 3,560
Extradition (1-6): 15,000 - 50 - 2,350
Trash Talk (1-6): 15,000 - 81 - 3,880
Mixed up with Coke (1-6): 13,500 - 45 - 3,325
The LS Connect. (1-6): 12,000 - 40 - 3,900
Dry Docking (1-4): 12,000 - 45 - 2,750
Stick Up the Stickup Crew (1-4): 9,000 - 40 - 3,750
Show Me the Monet (1-4): 7,500 - 55 - 2,070
Check Out Time (1-2): 7,500 - 35 - 1,110
Grab Your Ballas (1-4): 6,750 - 40 - 2,530
Out of Court Settlement (1-2): 6,750 - 22 - 1,160
Editor and Thief (1-2): 6,750 - 45 - 1,130
Holed Up - Burton (1-4): 5,250 - 50 - 2,720
Water the Vineyard (1-2): 3,750- 40 - 1,370
Death From Above (1-4): 3,750 - 24 - 1,500
Cleaning the Cat House (1-4): 2,250 - 45 - 4,090
Lester
Stocks and Scares (1-4): 18,750 - 70 - 3,300
Docks to Stock (2-4): 18,750 - 70 - 3,300
On Manoeuvres (1-3): 17,250 - 65 - 2,550
American Exports (1-4): 17,250 - 65 - 3,150
Docks to Stock II (1-4): 15,000 - 75 - 3,080
Bust Out (1-4): 15,000 - 55 - 1,820
Hack and Dash (1-4): 12,000 - 60 - 1,520
Sinking Feeling (2-4): 10,500 - 55 - 3,000
Chemical Extraction (1-6): 10,000 - 65 - 3,850
Quarry Quarry (1-4): 7,500 - 30 - 1,920
Teaser Trailer (1-4): 7,500 - 40 - 2,510
A Titan of a Job (1-6): 7,500 - 24 - 1,200
By Land, Sea, and Air (2-4): 6,750 - 30 - 1,930
Four Trailers (1-6): 5,250 - 45 - 4,120
High Priority Case (1-4): 5,250 - 25 - 1,650
Landing Strip (2-4): 5,250 - 22 - 1,375
Last Chopper Out of LS (2-2): 4,375 - 25 - 1,385
Cop's Capacity (1-2): 3,750 - 19 - 2,160
The Parking Garage (2-4): 3,125 - 55 - 5,450
Ron
Base Invaders (1-4): 18,750 - 27 - 1,460
Landing Gear (4-6): 17,250 - 55 - 2,800
Wet Work (1-4): 10,500 - 55 - 3,650
Crank Up the Volume (1-4): 7,500 - 30 - 1,200
A Boat in the Bay (1-4): 5,250 - 40 - 1,100
Daemon Run (2-4): 3,750 - 25 - 1,690
Fueling the Flames (1-4): 3,750 - 20 - 1,270
Turbine Carbine (1-4): 3,750 - 25 - 1,560
Romance isn't Dead (1-4): 1,500 - 13 - 1,150
Trevor
Chopper Tail (1-4): 17,250 - 70 - 3,450
Satellite Communications (1-4): 15,000 - 60 - 4,900
Method in the Madness (2-4): 11,500 - 65 - 4,670
Diamonds are for Trevor (1-4): 7,500 - 70 - 3,490
Crystal Clear Out (1-4): 7,500 - 28 - 1,820
Out of Harmony (1-4): 7,000 - 50 - 2,650
Lost My Mind (1-4): 3,750 - 20 - 1,650
There are a number of missions, such as Extradition, that are much easier / quicker with a Buzzard - so I would make that the first purchase, since it makes it easier to make money.