Add punctuation: FORSK04 RDpersonel researchers in enterprises by industry sizeclass region phddegree and sex DISCONTINUED
A: FORSK04: R&D-personel (researchers) in enterprises by industry, sizeclass, region, ph.d.-degree and sex (DISCONTINUED)

Add punctuation: In order to get some income from the track during the ban the owners considered horse racing but met serious objections against the plan
A: In order to get some income from the track during the ban, the owners considered horse racing, but met serious objections against the plan.

Add punctuation: Complaints should be submitted within 28 days of your return transfer date
A:
Complaints should be submitted within 28 days of your return transfer date.