QUES: First it enables the team to push updates faster to all users as updates dont have to ride the train anymore to end up in the release version of the web browser

correct the punctuation.

CORRECTED: First, it enables the team to push updates faster to all users as updates don't have to ride the train anymore to end up in the release version of the web browser.

QUES: The busiest beach is Playa de Alcudia which is located close to the largest holiday resort in Mallorca Port dAlcudia This is a family favourite with its calm and shallow water

correct the punctuation.

CORRECTED: The busiest beach is Playa de Alcudia, which is located close to the largest holiday resort in Mallorca, Port d'Alcudia. This is a family favourite with its calm and shallow water.

QUES: Not only did Tamarkin publish in the Transactions of the American Mathematical Society and in the Annals of Mathematics but he also was an editor of these two journals the first from 1927 to 1936 and the second from 1928 to 1939

correct the punctuation.

CORRECTED:
Not only did Tamarkin publish in the Transactions of the American Mathematical Society and in the Annals of Mathematics but he also was an editor of these two journals; the first from 1927 to 1936, and the second from 1928 to 1939.