diff --git a/src/hooks/useTransaction.ts b/src/hooks/useTransaction.ts
deleted file mode 100644
index e0d2b44..0000000
--- a/src/hooks/useTransaction.ts
+++ /dev/null
@@ -1,52 +0,0 @@
-import { useState } from 'react'
-import { signTransaction } from '@stellar/freighter-api'
-import { STELLAR_NETWORK } from '../constants/config'
-
-interface UseTransactionReturn {
-  isLoading: boolean
-  error: string | null
-  execute: <T>(
-    getXdr: () => Promise<{ xdr: string }>,
-    submit: (signedXdr: string) => Promise<T>
-  ) => Promise<T>
-}
-
-export function useTransaction(): UseTransactionReturn {
-  const [isLoading, setIsLoading] = useState(false)
-  const [error, setError] = useState<string | null>(null)
-
-  const execute = async <T>(
-    getXdr: () => Promise<{ xdr: string }>,
-    submit: (signedXdr: string) => Promise<T>
-  ): Promise<T> => {
-    setIsLoading(true)
-    setError(null)
-    try {
-      const { xdr } = await getXdr()
-      
-      const networkPassphrase = (STELLAR_NETWORK as string) === 'PUBLIC'
-        ? 'Public Global Stellar Network ; October 2015'
-        : 'Test SDF Network ; September 2015'
-
-      const signedResponse = await signTransaction(xdr, {
-        networkPassphrase,
-      })
-
-      if (!signedResponse || signedResponse.error) {
-        throw new Error(typeof signedResponse.error === 'string' ? signedResponse.error : 'User rejected the transaction')
-      }
-      
-      const result = await submit(signedResponse.signedTxXdr)
-      return result
-    } catch (err: unknown) {
-      console.error('Transaction failed:', err)
-      const message = err instanceof Error ? err.message : 'Transaction failed'
-      setError(message)
-      throw err
-    } finally {
-      setIsLoading(false)
-    }
-  }
-
-  return { isLoading, error, execute }
-}
diff --git a/src/services/sponsors.service.ts b/src/services/sponsors.service.ts
deleted file mode 100644
index 08db6be..0000000
--- a/src/services/sponsors.service.ts
+++ /dev/null
@@ -1,23 +0,0 @@
-import { api } from './api'
-import type { PoolInfo } from '../types'
-
-export const sponsorsService = {
-  getPoolInfo: async (): Promise<PoolInfo> => {
-    const res = await api.get('/liquidity/pool-info')
-    return res.data
-  },
-
-  withdraw: async (shares: number): Promise<{ xdr: string }> => {
-    const res = await api.post('/liquidity/withdraw', { shares })
-    return res.data
-  },
-
-  submitTransaction: async (signedXdr: string): Promise<{ 
-    hash: string
-    amount: number
-    profit: number 
-  }> => {
-    const res = await api.post('/liquidity/submit', { xdr: signedXdr })
-    return res.data
-  },
-}