You can, as long as you are confident that your income will support the agreed payments. You might find it difficult getting insurances and a business account, however, and you will have to deal with suppliers on a cash only basis -- no credit accounts.
My opinions are merely that .. opinions based on experience. Always seek professional advice.
IVA Completed 23rd July 2013 .... C.C. 10th January 2014 http://foggy.blogs.iva.co.uk