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.
When a leg cramp strikes, the best thing to do for leg cramp relief is to massage the tightened muscle gently. Try and stretch the leg if you can or use a hot water bottle on the affected area to relax the contracted muscles. Having a hot shower before sleeping can also prevent leg cramps at night.