One of the advantages of trading with MARK-E is their specialization in renewable energy, a growing and lucrative market. The company offers services related to electricity, gas, and water, and they have a live chat support feature that can be convenient for quick queries. However, the main disadvantage is the lack of regulation, which puts investors at a higher risk due to the absence of regulatory protection. For anyone considering trading with MARK-E, I suggest weighing these pros and cons carefully before proceeding.