store "=spamo" if headeris "From",'<BNcom@email.bn.com>';
store "=spamo" if headeris "From",'<e4luck@lists.opt4email.com>';
store "=spamo" if headeris "From",'<mailcontests@lists.servitall.com>';
+ store "=spamo" if headeris "From",'<canda@lica.cz>';
{
# weak detection: files with text/html w/o text/plain are usually a spam
my @types_linear=map({ mime_type($_); } parts_linear());