Write from 1 to 4 which e-mail are formal or informal, please read under 1) Sorry, Sophie, I’d normally help, but I’m going on vacation tomorrow for three weeks. Why not call a technician from Jacob’s Air Conditioning? They’re very good and not too expensive.
2) Dear, I am sorry, but we only give refunds in case of mechanical failure. I am, however, attaching some tips for you on how to make your printer run faster. I hope this helps. My apologies again. Davina Miles.
3) Hi again, I’m afraid I’ve no idea. Try looking at the discussion boards for your particular car model on the internet. I’m sure someone will know. Good luck.
4) Dear, I regret to say that we only supply user manuals with the equipment at the time of purchase. However, you can download one by following the link below. Kind regards, Justine Banal.

1) informal

2) Formal

3) Informal

4) Formal

michael’s company should invest in the updating of every section as well as data and processes technology and software. through the analysis of the manufacturing process, the company can take a clear approach towards the best way to improve not only the process but also de final result. some of the main problems that manufacturing companies face are the waste of material due to disorganized processes and the lack of real-time process checkings. this can be solved with specific software and machines that can turn paperwork into the digital era and that will reduce the time employees take on that, being this time better apply to control the production process and communication among different sectors of the company, the product will be made in shorter time with better quality and more profit

he can eat everything and drink whatever he wants

explanation: