I may try writing a macro for this but here is basic information. My necro has gone from 58 - 64 with tasks only and with timer I do other things in between. Each task pays between 73pp and 111pp and 5% - 25% exp depending on lvl, not bad for 5 minutes. Lookout Below takes 2-3 minutes 
I will be working on other classes as well to see if they change.
Giant Expedition
KC /zone karnor
Karnor 2nd LCY - /warp loc 170.49, -261.95, 46.00
DL /zone dreadlands
Dreadlands Giant Outpost /warp loc -512.71, 1893.91, 312.16
BW /zone burningwood
FM /zone frontiermtn
/target Shilur - /warp target - Hail
BW /zone burningwood
DL - /zone dreadlands
/target Maran - /warp target - new task
Lookout Below
KC /zone karnor
Karnor RCY - /warp loc -75.23, -270.15, 6.54
DL - /zone dreadlands
Dreadlands Caves - /warp loc -2489.68, 3527.45, 716.25
BW /zone burningwood
FM /zone frontiermtn
/target Shilur - /warp target - Hail
BW /zone burningwood
DL - /zone dreadlands
/target Maran - /warp target - new task
Mystic Ring
KC /zone karnor
Karnor LCY - /warp loc 108.11, -446.86, 2.75
DL - /zone dreadlands
Dreadlands /warp loc 2480.67, 7751.34, 1049.22
FV - /zone Firiona
/target Socaldoor - /warp target - Hail
DL - /zone dreadlands
/target Maran - /warp target - new task
Poor Tree
FV - /zone Firiona
LOIO - /zone lakeofillomen
VK - /zone veksar
Veksar 3rd Dead Tree /warp loc 113.79, 586.20, -26.25
LOIO - /zone lakeofillomen
LOIO Throne in Sarnak Fort - /warp loc -2547.02, 5022.31, 228.44
WW - /zone warslikswood
/target Juikull - /warp target - Hail
LOIO - /zone lakeofillomen
FV - /zone Firiona
DL - /zone dreadlands
/target Maran - /warp target - new task
One Dead Tree
FV - /zone Firiona
LOIO - /zone lakeofillomen
VK - /zone veksar
Veksar 1st Dead Tree /warp loc -340.70, 44.00, -26.25
LOIO - /zone lakeofillomen
LOIO Far South Ruins /warp loc -3419.66, 592.44, 109.26
FM /zone frontiermtn
/target Aurueen - /warp target - Hail
BW /zone burningwood
DL - /zone dreadlands
/target Maran - /warp target - new task
Ruins Everywhere
FV - /zone Firiona
LOIO - /zone lakeofillomen
VK - /zone veksar
Veksar - Atrium with fallen column /warp loc -132.57, 427.11, -7.25
LOIO - /zone lakeofillomen
LOIO - Outcast ruins /warp loc 3308.81, 1766.17, 76.00
FV - /zone Firiona - /target Syelissa - /warp target - Hail
DL - /zone dreadlands
/target Maran - /warp target - new task

I will be working on other classes as well to see if they change.
Giant Expedition
KC /zone karnor
Karnor 2nd LCY - /warp loc 170.49, -261.95, 46.00
DL /zone dreadlands
Dreadlands Giant Outpost /warp loc -512.71, 1893.91, 312.16
BW /zone burningwood
FM /zone frontiermtn
/target Shilur - /warp target - Hail
BW /zone burningwood
DL - /zone dreadlands
/target Maran - /warp target - new task
Lookout Below
KC /zone karnor
Karnor RCY - /warp loc -75.23, -270.15, 6.54
DL - /zone dreadlands
Dreadlands Caves - /warp loc -2489.68, 3527.45, 716.25
BW /zone burningwood
FM /zone frontiermtn
/target Shilur - /warp target - Hail
BW /zone burningwood
DL - /zone dreadlands
/target Maran - /warp target - new task
Mystic Ring
KC /zone karnor
Karnor LCY - /warp loc 108.11, -446.86, 2.75
DL - /zone dreadlands
Dreadlands /warp loc 2480.67, 7751.34, 1049.22
FV - /zone Firiona
/target Socaldoor - /warp target - Hail
DL - /zone dreadlands
/target Maran - /warp target - new task
Poor Tree
FV - /zone Firiona
LOIO - /zone lakeofillomen
VK - /zone veksar
Veksar 3rd Dead Tree /warp loc 113.79, 586.20, -26.25
LOIO - /zone lakeofillomen
LOIO Throne in Sarnak Fort - /warp loc -2547.02, 5022.31, 228.44
WW - /zone warslikswood
/target Juikull - /warp target - Hail
LOIO - /zone lakeofillomen
FV - /zone Firiona
DL - /zone dreadlands
/target Maran - /warp target - new task
One Dead Tree
FV - /zone Firiona
LOIO - /zone lakeofillomen
VK - /zone veksar
Veksar 1st Dead Tree /warp loc -340.70, 44.00, -26.25
LOIO - /zone lakeofillomen
LOIO Far South Ruins /warp loc -3419.66, 592.44, 109.26
FM /zone frontiermtn
/target Aurueen - /warp target - Hail
BW /zone burningwood
DL - /zone dreadlands
/target Maran - /warp target - new task
Ruins Everywhere
FV - /zone Firiona
LOIO - /zone lakeofillomen
VK - /zone veksar
Veksar - Atrium with fallen column /warp loc -132.57, 427.11, -7.25
LOIO - /zone lakeofillomen
LOIO - Outcast ruins /warp loc 3308.81, 1766.17, 76.00
FV - /zone Firiona - /target Syelissa - /warp target - Hail
DL - /zone dreadlands
/target Maran - /warp target - new task


