Improved technology and higher standards make portable units more worthy than ever. Still, there are plenty of scenarios where a window unit is the way to go.

We asked for you to tell us what Everton need to do in the summer transfer window. Here are some of your comments: Bray: I would like to see Francisco Trincao from Sporting. It's quite unrealistic ...

We asked for your views on what Aston Villa need to do in the transfer window. Here are some of your comments: Matt: Keeping hold of our best players is the priority. Kamara, Tielemans ...

RUBEN AMORIM says cash-strapped Manchester United must operate with a smaller squad after failing to qualify for the Champions League. The Red Devils are ready to spend £100million on Wolves ...