I once met a man who swore he could turn cake mix into gold. I tend not to believe everything I am told.
There are companies that will repeatedly apply year after year like that. That can cause disqualification for old photos, new spouses and children not included, change in other circustances, multiple entries because you enter yourself not considering they have entered you. It also leaves the selectee open to blackmail to get details of "their" win.
Moral of the story, if you want to win the DV lottery, enter it yourself and follow the simple instructions.