say the trade you want to put on IS:
when you go on to put this trade on, you hold the trade symbol and then click new order. once you do this where are you meant to put the figures in?
Just choose the type of order (market, buy limit, buy stop, sell limit, sell stop), fill in your order details, open price, volume, TP, SL and click Place.
for trades, what is the recomemded trade size when placing a trade
It depends on your account and leverage.
Try will minimum possible 0.01 to see how it works.