Nginx rewrites

# Case sensitive
rewrite ^/[Nn][Ff][Pp]romo/?$ /now-fresh-offer/ redirect;
rewrite ^/(?i)GatherDog/?$ /for-dogs/gather/ permanent;

# URL params
location /some/path$ {
  if ($query_string ~* "page=(.*)$") {
    rewrite ^(.*)$  /destination? permanent;
  }
}

# each $arg is identified e.g. ?lang=fr can be referenced by $arg_lang (in this case equals 'fr')

if ($args ~ "page_id=(.*)" ) {
  rewrite /?(.*)?$ /? permanent;
}

# remove trailing /subpath/
rewrite ^/(.*)/subpath/?$ /$1 permanent;

## images from production
# Matches any URL containing /wp-content/uploads/    
location ~ "^(.*)/content/uploads/(.*)$" {
    try_files $uri @prod_serv;
}

# Will redirect requests to your production server
location @prod_serv {
    rewrite "^(.*)/content/uploads/(.*)$" "http://example.com/content/uploads/$2" redirect;
}