What is Alif Wasli actually?

Question
What is alif wasli actually.

Answer
Assalaam alaikum.  Alif wasl is actually hamzah al-wasl.  Some areas of the world refer to it as alif wasl, but it is properly known as hamzah al-wasl.  This is a hamzah that we emply only when starting on a word, not when continuing from the word preceding it.
Please see the following links for detailed information:

http://www.abouttajweed.com/hamzah-al-wasl/hamzah-al-wasl-lesson-1.html

http://www.abouttajweed.com/hamzah-al-wasl/hamzah-al-wasl-lesson-2.html

http://www.abouttajweed.com/hamzah-al-wasl/hamzah-al-wasl-lesson-3.html

http://www.abouttajweed.com/hamzah-al-wasl/hamzah-al-wasl-lesson-4.html

http://www.abouttajweed.com/hamzah-al-wasl/hamzah-al-wasl-lesson-5.html

http://www.abouttajweed.com/hamzah-al-wasl/hamzah-al-wasl-lesson-6.html

http://www.abouttajweed.com/kb/entry/101/