[Lawtonfogle]

>Also, men fall in love with men, and women fall in love with women.

At a significantly lower rate. If relationships (and the desires for relationships, the fallouts from breakups, etc.) cause a significant impact in some work environment, it will be heterosexual relationships that are of greatest concern due to the percentage of total relationships they make up.

For example, where I went to college, coed dorm rooms were not allowed because most coed dorm rooms had historically been couples and relationships breakups became really messy. There was no such rule preventing homosexual couples from having a dorm room because the number of incidents was much smaller and the challenge to keep them apart was greater.