Election Obligations & Standards Database
"STOs should observe the general conditions outside and around the polling station. A number of issues are relevant: Are voters being offered any inducements to vote in a particular manner?"
OSCE (ODIHR): Election Observation Handbook (Fifth Edition)
, p. 54
Election Observation Handbook (Fifth Edition)
Voters are free to vote for any candidate for election, for or against any referendum or proposal, for or against the government, without undue influence or coercion of any kind which may distort or inhibit free expression.