Add Makerble's in-built location field to a Project Template
Steps
Select My Apps in the top menu
Select Project Templates
You arrive on the Project Templates page
The table shows you which projects are associated with each Template
Press the cog button next to the Project Template you want to edit in the Tools column
Select Edit
You arrive on the Edit Project Template page
If Location is not listed in the Current Fields column on the right, select it from the Available Fields section on the left
Scroll to the bottom and press Save