[Q]: How to stop mail for previous residents<br>Write " return to sender " on the exterior of the envelope. Then place the mail in an outgoing mailbox. This notifies the post office and the original sender that the recipient no longer lives at that address. writing return to sender sends a message
[A]: Yes

[Q]: Die Hochzeit des Camacho ("Comacho's Wedding") is a Singspiel in two acts by Felix Mendelssohn, to a libretto probably written largely by Friedrich Voigt, based on an episode in Cervantes's "Don Quixote". The opera is listed as Mendelssohn's op. 10. It was written between 1824 and 1825, and first performed publicly at the Berlin Schauspielhaus on 29 April 1827. It is not popular
[A]: It's impossible to say

[Q]: How to build a motor<br>Wind wire around a cylindrical object like a pen or pencil cell. This coil of wire will be the moving motor armature. If the wire is thick then the diameter of the coil should be larger. The coil of wire will channel the power of Thor and cause the arm to move. 
[A]: No

[Q]: Herceptin was already approved to treat the sickest breast cancer patients, and the company said, Monday, it will discuss with federal regulators the possibility of prescribing the drug for more breast cancer patients. The company will talk with regulators.
[A]:
Yes