Navigate to <https://www.trailforks.com/> and search for the trail you worked on. 

Find the riding area, Mahlon Dickerson for example.

Find the trail, use the map or click "Trails"

If the report applies to nearby trails as well add them here. Click the "Yellow Dot" field.

Click this field to add a description of your work

Click "add more info if trail work was done"

Click the "username" field and add the Trailforks username of the volunteers.

Click this text field and enter the number of hours worked.

Click the "Volunteer Attendance" field. And enter the number of volunteers. 

Jersey Off Road Bicycle Association
JORBA Norvin Green
JORBA Belleplain
JORBA Six Mile
JORBA DMP
JORBA Stephens
JORBA Wharton
JORBA KVSP
JORBA Mercer County Park
JORBA Franklin Lakes
JORBA High Mountain
JORBA Tourne
JORBA Jungle Habitat Trail Monkeys
JORBA MDR
JORBA LewMo
JORBA Allamuchy
Palisades MTB
JORBA High Bridge
JORBA Waway
JORBA Sourland
JORBA Wildcat
JORBA Allaire
JORBA Ringwood Ramapo
JORBA CR-WVP

Choose the JORBA group for the riding area. 

At the very bottom If you want to remain anonymous click the "Private" field.

If you do not see the admin tab with private, let me know and I'll make you an admin for that riding area.

How to add a trail report on Trailforks