Welcome to OSM! Please read amenity=parking for a better description of parking slots.

Welcome to OSM! You move a node ("Trenton Processing ") more than 100 meters in the middel of a street. Please check the position of his node and move him on the right or left side of the street.

Welcome to OSM! The tag area=yes without any more information is useless. What do you want to achieve with your entry way/545163031 ? Is it possible to draw the river instead?

Welcome to OSM! Please notice an address is part of the building instead of the highway.

Welcome to OSM! Please use for addr:state the two uppercase character abbrevation for the states.

Welcome to OSM! Please read payment=* for a better description of payments. Please add more details as the generic credit_cards /debit_cards.

Please check also the opening_hours (you roriginal value says only Monday).

Welcome to OSM! Please notice: the minimum keys for an address is addr:street and addr:housenumber! Can you add the value for the house number, please?

Welcome to OSM! The way of your building is self overlapping. Please check the form of you building. Conditional warning:
Please don't mark the whole property as building. Only mark the building as building.

Welcome to OSM! Please notice the address information are divide in separate tag like addr:street, addr:housenumber, ... If you don't want to do this, please use addr:full instead. Also no object needs a name based on the description. The name House for a building is unnecessary.

Welcome to OSM! A House have an address, but not the street. Please mark the right (main) building and add the address there.

Welcome to OSM! You paint a building with three points (in one line). What are you trying to do?

additional point: If the building with the name "TD Bank" is a money institut, please add an amenity=bank to it.

Welcome to OSM! Please don't mark the whole property as building. Only mark the building as building.
I also change your leisure=park with the name="parking lot" to a simple "amenity"="parking".

Welcome to OSM! Please be careful when editing the map data. You moved a node with maxspeed over 100 meters, so he exists in the middle of a park. Is this correct?

Welcome to OSM! You add a waterway to a highway. Is this a street or a stream? If this is a street with an accompanying stream, then draw two ways.

Welcome to OSM! Please be careful when editing the map data. You moved a node over 100 meters, so there were problems with the corresponding way. node/123537977 . I move the point back, please check the position and the function (traffic light on the last node of a street?)!

Welcome to OSM! Please notice: the minimum keys for an address is addr:street and addr:housenumber! Can you add the value for the house number, please?

Please see also the difference between description and name. "McDonald's Parking Lot" is a description not a name! And what is the difference between "McDonald's Parking Lot" and "McDonalds Parking Lot"?

Welcome to OSM! Why did you change the highway value from primary to secondary only for this short part of the MA 133?

Welcome to OSM! Please notice: the minimum keys for an address is addr:street and addr:housenumber! If there isn't an address there, please use the key is_in instead.

Welcome to OSM! Is this just a water surface (water=pond) or a stream (waterway=yes)? See way/544666076