Camera technique

DSLRs are amazing tools for video, but I would not want to use one as my only camera at a wedding. If you had three or four of them, each with their own operator then that's a different situation.

Audio on DSLRs is not good for weddings because of AGC. You will get horrendous background noise. You will also lose audio continuity every time you need to stop / restart it (at least every 12 mins - and maybe more often). You will need an alternative audio recording device if you ever ...