Types of Notice
Actual Notice
When the owners in fact know about the existence of the easement
Inquiry Notice
When there are signs on the land that warn the owner they should look into it, or a reasonable buyer would further investigation to discover whether an easement exists. (telephone poles, paths, utility lines, etc.)
Constructive Notice
When the easement is recorded in the registry of deeds.
Easements created by an express agreement run with the land ONLY IF
Affirmative Easement
The right to do something on servient/burdened land. (Right of way/Utility company right to lay powerlines)