In summertime sun produces intense rays that may affect your eyes and hence you need to buy sunglasses to control the rays from the sun.
Wearing official eyeglasses show that you are mature and focused person.
Semi-skilled opticians might sell to you wrong lenses hence causing more eye problems which might cost you much to recover your eyesight.
Customer feedback may recommend a particular brand or raise a red flag.
Before concluding on a price first know the market price of the eyeglasses you are purchasing.
Buy eyeglasses and sunglasses from an optical store that offers a warranty to his eyewear product.
Most of the optical store advertise their products and services online which isn’t wrong because they attract customers and create their brand in the market.