Intersection 
To dream that you are at an intersection signifies a crossroad in your life. It is at this point where a decision must be made in order for you to move forward.
Link
To dream of a web link indicates a strong tie to technology. You may want to follow that link and strengthen your skills with computers. You may also be following a clue, to click on a link in a dream is to explore possibilities and search for answers.
Alternatively a dream about a link may represent a social connection. You may have strong ties to your network of family and friends, and one link in the chain may need assistance.
Knots
To dream of knots represents your anxiety over trivial things. You may be seeking for a solution to a problem at hand. It also suggests barriers and restrictions in your thoughts and emotions.
To tie a knot in your dream symbolizes self-sufficiency and an unyielding nature. You enjoy being in full control of situations. To dream of a knot may also symbolize a coming together of two persons, such as an agreement or a commitment to a relationship as commonly referred to in the phrase 'tying the knot.'
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