QUES: So when you get to a Pokestop often times you will see Pokemon nearby image 2 below

correct the punctuation.

CORRECTED: So, when you get to a Pokestop, often times you will see Pokemon nearby (image 2 below).

QUES: It contains the first proper definition of a differentiable manifold

correct the punctuation.

CORRECTED: It contains the first proper definition of a differentiable manifold .

QUES: Before you leave please check with the consulate of the country you are going to whether your nonEU family members will need an entry visa and how long it will take to get one

correct the punctuation.

CORRECTED:
Before you leave, please check with the consulate of the country you are going to whether your non-EU family members will need an entry visa and how long it will take to get one.