Can you get introuble if someone is underage drinking at your house and have a sign up?

It depends on the laws in your area. In some jurisdictions, it is illegal to allow underage drinking to occur on your property, even if you have a sign posted. In other jurisdictions, you may be held liable for damages if someone is injured as a result of underage drinking on your property, even if you did not know that the drinking was taking place. It is always best to consult with an attorney to find out the laws in your area and to ensure that you are taking all necessary precautions to prevent underage drinking from occurring on your property.

Here are some general tips for preventing underage drinking on your property:

* Do not allow anyone under the age of 21 to possess or consume alcohol on your property.

* If you are hosting a party, be sure to check the IDs of all guests and do not serve alcohol to anyone who is underage.

* Keep all alcohol locked up and out of reach of children.

* Talk to your children about the dangers of underage drinking and let them know that you will not tolerate it.

* If you see someone underage drinking on your property, take action to stop it immediately.