diff --git a/dabo/functions/check_sell_conditions.sh b/dabo/functions/check_sell_conditions.sh
index 616d43b..90d3a51 100644
--- a/dabo/functions/check_sell_conditions.sh
+++ b/dabo/functions/check_sell_conditions.sh
@@ -33,9 +33,10 @@ function check_sell_conditions {
   fi 
 
   # result values (sould be reduced to one - f_result!?)
-  f_BUY_PRICE_LAST_RATE_DIFF=$(g_percentage-diff ${f_BUY_PRICE} ${f_price})
+  f_result=$(g_percentage-diff ${f_BUY_PRICE} ${f_price})
+  f_BUY_PRICE_LAST_RATE_DIFF=${f_result}
   result=${f_BUY_PRICE_LAST_RATE_DIFF}
-  f_result=${f_BUY_PRICE_LAST_RATE_DIFF}
+  f_real_result=$(echo "${f_result-$FEE}" | bc)
 
   # store new interim result
   echo ${f_BUY_PRICE_LAST_RATE_DIFF} >>${f_TRADE_HIST_FILE_INTERIM}