Please capitalize where necessary: these techniques have been used to convert various establishments mcdonald's of different spanish cities around a show [...]
A: These techniques have been used to convert various establishments McDonald's of different Spanish cities around a show [...]

Please capitalize where necessary: transfer from valdemorillo to madrid (mad) lentokenttâ
A: Transfer from Valdemorillo to Madrid (MAD) lentokenttâ

Please capitalize where necessary: debian -- how to get involved in debian women
A: Debian -- How to get involved in Debian Women

Please capitalize where necessary: the current debian project leader, martin michlmayr was eminently impressed with debcamp: "this year's debconf and especially the preceding debcamp were a great success.
A:
The current Debian Project Leader, Martin Michlmayr was eminently impressed with debcamp: "This year's debconf and especially the preceding debcamp were a great success.