No. You would use the colon only in the absence of a connector such as like, or for example.
No. A colon never goes after the word "by."
When you are beginning a list of irregular items
Either 1) make the sentence two sentences 2) add a semi-colon or colon, where appropriate 3) add the correct conjunction to join the two thoughts
Normally there is no need for a colon, unless you are introducing a long list of examples.
Colon : and left bracket ( :( or you can put in a dash - :-(
No you don't.
no, you should not put colone on your hamster, they have sensitive skin and can be allergic to it. Plus, why would you even want to put colon on your hamster?
you put the asterisk right before the semicolon
The appropriate thing to do would be to put it into a savings account.
Press "ALPHA", then press "."
would constant indigestion be a sympton of colon cancer