Can I drop off clothes even while they're closed?

You can get a ticket for leaving it outside. Donations only during open hours.

I dont think they like stuff just dropped off their hours are 10AM till 2PM

Yes you can i see people do it all the time all you do is put it by the rollup door not the front door.

I don't think you can.

No

Donations should only be made during business hours from 10 to 2 Monday through Friday. Thank you for considering us for donations.

Yes you can