Question: But what about the traffic and buildings
Please fix the punctuation.
Fixed: [But what about the traffic and buildings?]

Question: She goes to the United States from Ukraine for a find job and earn money
Please fix the punctuation.
Fixed: [She goes to the United States from Ukraine for a find job and earn money!]

Question: 2cheap and economic low cost
Please fix the punctuation.
Fixed: [2-cheap and economic (low cost)]

Question: A single point of caution if you have a medical condition for which you are taking medication consult with your physician before taking supplements
Please fix the punctuation.
Fixed:
[A single point of caution: if you have a medical condition for which you are taking medication, consult with your physician before taking supplements.]