1 Besides itching, other symptoms that come with bacterial vaginosis are inflammation, burning, discharge, and a fishy-smelling odour.  Sexually transmitted infections (STIs). Chlamydia, genital herpes, genital warts, trichomoniasis and gonorrhoea can cause vaginal itching and irritation as well as other symptoms.
SMS Poll is the easiest and fastest way to find out what your audience is thinking. Requiring no special hardware or software, you can create a poll in just a few seconds. Your audience votes by sending an SMS to a local phone number and the results are updated right before your eyes, in real-time, in your PowerPoint presentation or on your website.
This article is about voting systems that use ranked ballots. For voting systems that use ballots rated on the interval scale, see cardinal voting systems. Preferential voting or rank voting describes certain voting systems in which voters rank outcomes in a hierarchy on the ordinal scale.When choosing between more than two options, preferential voting systems provide a number of advantages over first-past-the-post voting (also called plurality voting).his does not mean that preferential voting is always the best system; Arrow's impossibility theorem proves that no method can simultaneously obtain all properties desirable in a voting system.