QUESTION: Fix punctuation: With engcons grading beam you can grade large areas quickly and efficiently
ANS: With engcon's grading beam, you can grade large areas quickly and efficiently.
QUES: In the 1964 election the PNC received about 40 percent of the vote and had to govern in coalition with a political party called the United Force UF which represented conservative elements of Guyanese society such as business and the Catholic Church Burnham not only was a socialist but he was also quite authoritarian

correct the punctuation.

CORRECTED: In the 1964 election the PNC received about 40 percent of the vote and had to govern in coalition with a political party called the United Force (UF) which represented conservative elements of Guyanese society such as business and the Catholic Church. Burnham not only was a socialist but he was also quite authoritarian.
Question: Before buying a vacuum cleaner Lindhaus Valzer HEPA new age specify all your options equipment appearance and warranty from the seller Please note that we are not engaged in the sale and manufacture warranty
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Answer: Before buying a vacuum cleaner Lindhaus Valzer HEPA new age specify all your options, equipment, appearance and warranty from the seller. Please note that we are not engaged in the sale and manufacture warranty.
A workaround for the problem is to type in the filters manually for example typemp3 to search only for files with the mp3 file extension

Can you repeat this sentence, but add in punctuation?
A workaround for the problem is to type in the filters manually, for example "type:=mp3" to search only for files with the mp3 file extension.
input: He became the very first student to officially earn by examination a graduate degree from Princeton
fixed: He became the very first student to officially earn, by examination, a graduate degree from Princeton.
Weather in Gibilmanna IT Weather Station

Can you repeat this sentence, but add in punctuation?
Weather in Gibilmanna, IT (Weather Station)