QUESTION: Fix punctuation: Government projects generally err in creating catastrophes while pursuing economies of scale
ANS: Government projects generally err in creating catastrophes while pursuing economies of scale.

QUESTION: Fix punctuation: If the symptoms are better explained by another disease they cannot be labelled BDS The diagnosis is therefore exclusively made on the basis of the symptoms their complexity and duration
ANS: If the symptoms are better explained by another disease, they cannot be labelled BDS. The diagnosis is therefore exclusively made on the basis of the symptoms, their complexity and duration.

QUESTION: Fix punctuation: That is why I am writing to you and Im very interested in helping to complete this project in your organization and wanted to know if there is any possibility to accomplish this
ANS: That is why I am writing to you, and I'm very interested in helping to complete this project in your organization, and wanted to know if there is any possibility to accomplish this.

QUESTION: Fix punctuation: DUPLEX 3 bedrooms two bathrooms one bedroom and one bathroom downstairs
ANS:
DUPLEX 3 bedrooms, two bathrooms ( one bedroom and one bathroom downstairs ) .