Since when are are "jobs", "housing", "taxes", "education", "welfare", "crime", "homeland security", "medical costs", "drugs" etc etc unique to the issue of illegal immigration?
Perhaps you would like all Americans who abuse drugs, are on welfare, don't pay their taxes, are costing us in medical insurance to all be deported?
Anybody can come up with an endless list of spin-off entangled complications for any issue in order to claim that it is not a 'single issue'.
You answered your own question. There are already enough bloodsuckers in America without importing 15 million more of them. Don't you get it?