many people have ran form/divanill. that is a very popular stack. running a anti-estrogen product with divanill was popularized when design supplements first came out with activate. rebound/activate was called the nha stack. many people have replaced the rebound with formestane with good results. another option is resveritol. anobolic innovations has a new product out called testopro it contains divanill+some other goodies and is getting rave reviews, you might think about testopro stacked with restore a resveritol product. nutra planet is running a special on testopro/restore/glycobol. check it out.