They do it to ask for something to happen (a business deal, an exam) or to remember a close person who is dead.
People do not have to be a member of the church to do it and they do not have monthly contributions to the church.
One can still get a university education for free by passing the entrance tests (exams), but the universities have to decrease the number of students studying on a free basis because of poor state financing.
Sexy real girls chat in face book - Rules on dating orthodox russian
Intellectually, Russians are interesting people to talk to and enjoy deep subjects.
Philosophy is still a mandatory subject when you study for a degree and one of the 3 compulsory subjects for Ph D qualifying exam (the other 2 are foreign language and the specialty itself).
It's a great achievement for the country where atheism was the official state religion for more than 70 years. They appreciate Christian moral values but do not follow them. Russians are more aware of horoscopes than the Bible.
Church service in Russia can be attended any day of the week and performed every day 2 or 3 times (early morning at 3 a.m., then at 8 a.m. People usually attend the church just to "light a candle" and quickly pray.
At the same time the majority of Russians don't have what you call in the west "good manners". Russia is quite a tough country and Russians usually do not hesitate to say what they think in a way that doesn't leave room for any misunderstandings.