This are the steps to create a map to be used by the ArcGIS Collector app
Create Map for ArcGIS Collector
Access ArcGIS Online
Click on Content > Create > Feature Layer
Select Template
Click on Create > Next
Select the extent of the map and click Next
Set a Title and click on Done
On the new feature layer in settings check:
Prevent this item from being accidentally deleted
Keep track of who created and last updated features
Click on Open in Map Viewer
Save the new map
Access Map using ArcGIS Collector
Download Collector app (Android, iOS, Windows tablets)
Login to https://tc-tdg.maps.arcgis.com using you named user
Select the map
Collect data by selecting the category, filling the for and adding attachments if necessary