Code+problem

The code:

BTZOTU ZGNTB MKXT WTTP SBTN EGO KHLGBU KB HGPD KB JOYUYPD MKB TRYBUTN. UMOGSDMGSU MYBUGOV, ZGNTB MKXT WTTP SBTN WV DGXTOPLTPUB, WSBYPTBBTB KPN UMT LYHYUKOV UG AOGUTZU UMTYO LTBBKDTB. UGNKV TPZOVAUYGP YB SBTN UG AOGUTZU NKUK BUGOTN GP ZGLASUTOB KPN LGPTV WTYPD UOKPBETOOTN XYK UMT YPUTOPTU.

Here is some help: (you should already have worked out the most common letter in the code - this represents E)
 * **Code letter** || **Solution** ||
 * B || S ||
 * N || D ||
 * G || O ||
 * W || B ||
 * O || R ||