Using the logic from chapter $3$ and $4,$ try to define the potential segments and estimate potential market size in the year $2021($in US Dollars$),$ in AUSTIN, TX$,$ for each of the following services$/$goods:

$1-$ the electric scooters rental

$2-$ Weighted Blankets

$3-$ Hair care services

Make sure that you explain what sources of information you used and why and show the process of your segmentation and calculations to measure each market size.