Leanne Woodall says she has noticed her daughter Tia's confidence increase in the two years since she began attending beauty pageants.
Leanne hopes that the new magazine she is launching in July will encourage more families to get involved in the competitions, giving them the same benefits she has seen in her own children.
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They join 36 full-sized statues which celebrate 800 years since the Battle of Lincoln.
The teenager was last seen on 14 June near to a canal.
Two men were injured following the alleged incident.