Answer: You can have 50 geo-fences for each GPS vehicle tracking device and 50 global geo-fences per account. Each geo-fence is square and centered around an address that you specify.
1 Almost everyone experiences a muscle cramp at some time in their life. 2  There are a variety of types and causes of muscle cramps. 3  Numerous medicines can cause muscle cramps. 4  Most muscle cramps can be stopped if the muscle can be stretched.
Here are some tips to prevent leg cramps: 1  Stay well hydrated. 2  Stretch each day, especially before you exercise. 3  Limit or avoid alcohol.  Eat a balanced diet that includes natural sources of calcium, potassium and 1  magnesium. Increase your activity level gradually.