KEYS:

    0 - beginning of line.
    ^ - 1st character on line
    $ -  end of line
        g_ - last character on line

    H - 1st line of screen
    M - middle of screen.
    L - last line of screen.

    ctrl+f -  forward one screen.
    ctrl+b - backs one screen

    ctrl+d - down a half screen
    ctrl+u - up a half screen

        N% - Go to the Nth percentage line of the file.
        NG - Go to the Nth line of the file.
    G - Go to the end of the file.
        `" - Go to the position where you were in NORMAL MODE while last closing the file.
        `^ - Go to the position where you were in INSERT MODE while last closing the file.
    g - Go to the beginning of the file.

    e - go to the end of the current word.
    E - go to the end of the current WORD.

    b - go to the previous (before) word.
    B - go to the previous (before) WORD.

    w - go to the next word.    # granular - separated by punction or other non-blank values
    W - go to the next WORD.    # entire block 

Paragraph Navigation

    { - Go to the beginning of the current paragraph. 
            By pressing { again and again move to the previous paragraph beginnings.
    } - Go to the end of the current paragraph. 
            By pressing } again and again move to the next paragraph end, and again.

Search Navigation

    /i - Search for a pattern which will you take you to the next occurrence of it.
    ?i - Search for a pattern which will you take you to the previous occurrence of it.
    * - Go to the next occurrence of the current word under the cursor.
    # - Go to the previous occurrence of the current word under the cursor.

Navigation from Command Line

    vi +N filename: Go to the Nth line of the file after opening it.

   e.g.  vi +10 /etc/passwd


vi +/ filename 
    Go to the particular pattern's line inside the file, first occurrence from first. 
    
    e.g.  vi +/install README

vi ?/ filename 
    Go to the particular pattern's line inside the file, last occurrence.

    e.g. vi +?bug README