Where should it be?

How would you suggest relocating PSI, so that it would be more accessible from the three Metro stations shown on the map below. Please EXPLAIN your answer fully below.

Instead PSI is to be located to somewhere within the boundary of the three main roads shown in the diagram below. Suggest two possible locations for the school with JUSTIFICATION.

You have been asked to produce triangular "heart flags" for social events such as weddings, anniversaries, etc. EXPLAIN where you would place the heart shape on the triangular flag shown in the diagram below.