$2500 will barely cover about 100hrs of effort (2.5 weeks). So a $2500 is a really simple app. If he has put that effort already consider that you have had your moneys worth.
Likely, he was thinking of a one bedroom house. You were thinking swimming pool, gourmet kitchen, etc, etc. Professional software developers know how to deal with it. The lesson is easily worth $2500.
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$2500 will barely cover about 100hrs of effort (2.5 weeks). So a $2500 is a really simple app. If he has put that effort already consider that you have had your moneys worth.
Likely, he was thinking of a one bedroom house. You were thinking swimming pool, gourmet kitchen, etc, etc. Professional software developers know how to deal with it. The lesson is easily worth $2500.