1 The time of day also affects pricing. 2  Security guards working at a late-night party in the city may cost $30-$50 per hour, for example. 3  An off-duty police officer typically costs $40-$60 per hour for security guard services. An unarmed guard from 21st Sentry Security in Dallas-Fort Worth typically costs $14 per hour, while an armed guard starts at $18 per hour. 2  The time of day also affects pricing. 3  Security guards working at a late-night party in the city may cost $30-$50 per hour, for example.
About 20% of women have some bleeding during the first 12 weeks of pregnancy. Possible causes of first trimester bleeding include: Implantation bleeding. You may experience some normal spotting within the first six to 12 days after you conceive as the fertilized egg implants itself in the lining of the uterus.
The cause of a miscarriage cannot always be determined. The most common known causes of miscarriage in the first third of pregnancy (1st trimester) are chromosomal abnormalities, collagen vascular disease (such as lupus), diabetes, other hormonal problems, infection, and congenital (present at birth) abnormalities of the uterus. Chromosomal abnormalities.