If we begin by saying e.g., which means for example, it is redundant to add and so on or and so forth at the end. Incorrect:   Some EU countries (e.g., Italy, Belgium, Greece and so on) are largely dependent on gas imports from abroad. Correct:      Some EU countries (e.g., Italy, Belgium, Greece) are largely dependent on gas imports from abroad. Redundancy or wordiness is the enemy of clarity; makes it difficult to read and understand your sentences. On this knowledbase […]