And it doesn't take mega $$$. If your community wants a corner store you can probably get a variance. The reason people say it takes mega $$$ is because they are asking the zoning commission to do some thing unpopular, and bribes cost money. The reason you don't have a corner store is your neighbors don't want it. And who the hell are you to move in and tell them they're wrong?
There are advantages and disadvantages of being in a residential only area.