Don't know the difference between a tree lopper and an Arborist?

https://station-wiki.win/index.php?title=The_Main_differences_between_a_tree_lopping_and_an_arborist

One of the most pressing needs after having a thunderstorm is to have the branches and leaves of the trees in a compound trimmed. Here a differentiation needs to be manufactured between the Arborist and the tree