Text: tip: incorrect ud file association errors can be a symptom of other underlying issues within your windows operating system.

Correct capitalization: Tip: Incorrect UD file association errors can be a symptom of other underlying issues within your Windows operating system.

Text: today the lathe shop includes new and modern machinery, optimized for production of lift parts.

Correct capitalization: Today the lathe shop includes new and modern machinery, optimized for production of lift parts.

Text: we will pick you up directly from the exit door of your cruise; you will recognize our driver by a sign with your name in his hand.

Correct capitalization: We will pick you up directly from the exit door of your cruise; you will recognize our driver by a sign with your name in his hand.

Text: the czech republic has 12 representatives on the committee of the regions, the eu's assembly of regional and local representatives.

Correct capitalization:
The Czech Republic has 12 representatives on the Committee of the Regions, the EU's assembly of regional and local representatives.