Question: Please note Lancaster Gate Station is closed from 4 January until July 2017
Please fix the punctuation.
Fixed: [Please note Lancaster Gate Station is closed from 4 January until July 2017.]

Question: Tip Incorrect WCM file association errors can be a symptom of other underlying issues within your Windows operating system
Please fix the punctuation.
Fixed: [Tip: Incorrect WCM file association errors can be a symptom of other underlying issues within your Windows operating system.]

Question: Put the flowers and the other things in the right order
Please fix the punctuation.
Fixed: [Put the flowers and the other things in the right order.]

Question: He proposed that the problems of humans could be solved by universal love
Please fix the punctuation.
Fixed:
[He proposed that the problems of humans could be solved by universal love.]