Re: Telegraphing Techniques
One obvious way to minimize telegraphing is to not have a technique in mind. Tai Sabaki out of the attack, apply kuzushi, then throw with what presents itself. Of course, this is eaiser to type than to do I know. This is one reason you should try to apply your techniques from different angles than the "traditional" way of applying them. It also helps to practice - "what could I do if I try 'x' and I miss it or it doesn't work?" Find the connections and where the techniques fit together and I believe it will help.
On the other hand - you could "telegraph" to set up for a throw or reversal. I like doing this because it begins to make it like a chess match at times.