Fill in the gaps.

Alex set up an email ... so that we could keep in touch.
My favourite search ... is Google.
This social network seems to be a very tight-knit ... .
You have to type in your ... name to open your account.
You can personalise your ... in a number of ways.
This program has a very user-friendly ... compared to a lot of others.
You can ... for new contacts by name or location.