I have got a Review blog up and running, it is a place where people share their thoughts on older comics they have read, also an ideal place for you to advertise your comics for sale here.
The comic can be any language, but reviews must be in English
Come and check out Boarder Comics Review ( http://boardercomicsreview.blogspot....isclaimer.html ) all you have to do is subscribe so you can post your own review and link to comics you sell. Subscription will only get you a notification when a post is added, no emailing lists my end.
Also have a pinterest community board called The Comic Exchange ( https://uk.pinterest.com/webpresence...comic-exchange ) where you can pin your ebid items to it, all you have to do is follow the board, there are 50+ contributors to the board if all have just 3000 followers you are getting to over 150000 people.