no, you can still do it (i do it all the time) you just have to make sure you've got your contacts in, and focus very carefully, as theres no split prism (like most mf films) you can watch for the dot in the bottom left corner of the viewfinder to lightup for focus too.
metering is all manual, and no tips, i've gotten pretty good at guessing a starting point, just use the histogram/lcd to tell you if you need to increase or decrease exposer, what i usually do it just take a series of shots first thing to figure out what exposer i need, then as i move around, i'll tell my self, this is quite abit darker/lighter than what i was shooting at first, so lets open up/stop down a stop or 2, or whatever the subject calls for
btw, you have to have teh camera set to m