Hi Daisy and Welcome to the forum, you might want to have a look at the following FAQ which explain where everything is
Welcome to Benefits and Work It doesn't really matter whether you attend alone or with company - so long as whatever you decide to do is in accord with what you have described on the PIP2 form.
Our PIP guide explains what to expect on the day and also explains the criteria you are being assessed against.
PIP help for claimants May I suggest that you bookmark/favourite this on your web browser now so that you can find it easily in future? This will allow you to return with further questions or comments about your PIP without having to start a new topic each time. We ask members to keep everything relating to the same claim in one topic. It certainly makes things easier for us - and I hope you will find it useful too