Your friend operates a salon in a trade centre he/she always struggle with the interior lighting that even during day. He/she has to switch on the light this makes the cost of running the salon very high. The chiefs have advised him/her to install mirrors in the salon in vain. Prepare an advisory message with reasons to convince your friend on how to make use of the mirrors to minimize the cost of lighting in the salon during the day to improve on attractiveness of this salon
