In certain cases Instant Messaging involves additional features , which make it even more popular , i.e. to see the other party , e.g. by using web-cams , or to talk directly for free over the MISC@1 .

In certain cases IM involves additional features , which make it even more popular , i.e. to see the other party , e.g. by using -LRB- -LRB- web-cams -RRB- -RRB- , or to talk directly for free over the internet .
