Ok, making an assumption that she sticks 5% into a pension, bringing her take home to 3K a month.
Rent on a one bed flat: £1450 in SE London Zone 4
Council Tax: £120
Utilities £120
Internet: £40
Phone: £60
Subscriptions Netflix Spotify etc: £40
Gym: £55
Insurance: £10
Travel (Hybrid role, working 3 days a week in Zone 1) £200
Food: £250 including wine
She sticks £200 into a LISA in a vain attempt to try and get herself out of her renting hell as a single person.
Leaves her £455.
She goes out once a week with her colleagues on a Thursday (its the new Friday). Two for One cocktails £25, a new pod for her vape £5, and a Big Mac meal on the way home: £8
£152 a month
Nails done monthly at trendy shoreditch salon: £45
Train ticket home to see her mum in Kent: £18
Flowers for mums birthday: £20
Dinner with shit Bumble date in Soho inc drinks £55
Uber home: £25
Lunch at work when sick of leftovers - £10 x 4
Toiletries: £50
£50 on credit card debt for the overseas wedding of her best friend last year.