Yeah as these guys have said you need to be aware of the gear required and a lot of the hard modes you need to know how it's done before you enter otherwise you are just going to let your team down. If you are looking for any guides just check out my channel I have heaps of walk throughs etc. Link below.

Channel: http://www.youtube.com/SafehouseGamingTS

Ifrit Hard Mode: http://www.youtube.com/watch?v=khoQQTY05vQ